80821332020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1\times {\mathrm{643}}^1$

素因数の和:1366

約数の個数: 192

約数和(自身を含む): 202847016960

約数和(自身を除く): 122025684940

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 71, 110, 130, 142, 143, 220, 260, 284, 286, 355, 572, 619, 643, 710, 715, 781, 923, 1238, 1286, 1420, 1430, 1562, 1846, 2476, 2572, 2860, 3095, 3124, 3215, 3692, 3905, 4615, 6190, 6430, 6809, 7073, 7810, 8047, 8359, 9230, 10153, 12380, 12860, 13618, 14146, 15620, 16094, 16718, 18460, 20306, 27236, 28292, 32188, 33436, 34045, 35365, 40235, 40612, 41795, 43949, 45653, 50765, 68090, 70730, 80470, 83590, 87898, 88517, 91306, 91949, 101530, 136180, 141460, 160940, 167180, 175796, 177034, 182612, 183898, 203060, 219745, 228265, 354068, 367796, 398017, 439490, 442585, 456530, 459745, 483439, 502183, 571337, 593489, 796034, 878980, 885170, 913060, 919490, 966878, 1004366, 1142674, 1186978, 1592068, 1770340, 1838980, 1933756, 1990085, 2008732, 2285348, 2373956, 2417195, 2510915, 2856685, 2967445, 3980170, 4378187, 4834390, 5021830, 5174221, 5713370, 5934890, 6284707, 6528379, 7960340, 8756374, 9668780, 10043660, 10348442, 11426740, 11869780, 12569414, 13056758, 17512748, 20696884, 21890935, 25138828, 25871105, 26113516, 28259207, 31423535, 32641895, 43781870, 51742210, 56518414, 56916431, 62847070, 65283790, 87563740, 103484420, 113036828, 113832862, 125694140, 130567580, 141296035, 227665724, 282592070, 284582155, 310851277, 367369691, 565184140, 569164310, 621702554, 734739382, 1138328620, 1243405108, 1469478764, 1554256385, 1836848455, 3108512770, 3673696910, 4041066601, 6217025540, 7347393820, 8082133202, 16164266404, 20205333005, 40410666010, 80821332020]

約数ペア:

[(1, 80821332020), (2, 40410666010), (4, 20205333005), (5, 16164266404), (10, 8082133202), (11, 7347393820), (13, 6217025540), (20, 4041066601), (22, 3673696910), (26, 3108512770), (44, 1836848455), (52, 1554256385), (55, 1469478764), (65, 1243405108), (71, 1138328620), (110, 734739382), (130, 621702554), (142, 569164310), (143, 565184140), (220, 367369691), (260, 310851277), (284, 284582155), (286, 282592070), (355, 227665724), (572, 141296035), (619, 130567580), (643, 125694140), (710, 113832862), (715, 113036828), (781, 103484420), (923, 87563740), (1238, 65283790), (1286, 62847070), (1420, 56916431), (1430, 56518414), (1562, 51742210), (1846, 43781870), (2476, 32641895), (2572, 31423535), (2860, 28259207), (3095, 26113516), (3124, 25871105), (3215, 25138828), (3692, 21890935), (3905, 20696884), (4615, 17512748), (6190, 13056758), (6430, 12569414), (6809, 11869780), (7073, 11426740), (7810, 10348442), (8047, 10043660), (8359, 9668780), (9230, 8756374), (10153, 7960340), (12380, 6528379), (12860, 6284707), (13618, 5934890), (14146, 5713370), (15620, 5174221), (16094, 5021830), (16718, 4834390), (18460, 4378187), (20306, 3980170), (27236, 2967445), (28292, 2856685), (32188, 2510915), (33436, 2417195), (34045, 2373956), (35365, 2285348), (40235, 2008732), (40612, 1990085), (41795, 1933756), (43949, 1838980), (45653, 1770340), (50765, 1592068), (68090, 1186978), (70730, 1142674), (80470, 1004366), (83590, 966878), (87898, 919490), (88517, 913060), (91306, 885170), (91949, 878980), (101530, 796034), (136180, 593489), (141460, 571337), (160940, 502183), (167180, 483439), (175796, 459745), (177034, 456530), (182612, 442585), (183898, 439490), (203060, 398017), (219745, 367796), (228265, 354068)]