100920820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 288618624

約数和(自身を除く): 187697804

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 71, 77, 91, 110, 130, 140, 142, 143, 154, 182, 220, 260, 284, 286, 308, 355, 364, 385, 455, 497, 572, 710, 715, 770, 781, 910, 923, 994, 1001, 1420, 1430, 1540, 1562, 1820, 1846, 1988, 2002, 2485, 2860, 3124, 3692, 3905, 4004, 4615, 4970, 5005, 5041, 5467, 6461, 7810, 9230, 9940, 10010, 10082, 10153, 10934, 12922, 15620, 18460, 20020, 20164, 20306, 21868, 25205, 25844, 27335, 32305, 35287, 40612, 50410, 50765, 54670, 55451, 64610, 65533, 70574, 71071, 100820, 101530, 109340, 110902, 129220, 131066, 141148, 142142, 176435, 203060, 221804, 262132, 277255, 284284, 327665, 352870, 355355, 388157, 458731, 554510, 655330, 705740, 710710, 720863, 776314, 917462, 1109020, 1310660, 1421420, 1441726, 1552628, 1834924, 1940785, 2293655, 2883452, 3604315, 3881570, 4587310, 5046041, 7208630, 7763140, 9174620, 10092082, 14417260, 20184164, 25230205, 50460410, 100920820]

約数ペア:

[(1, 100920820), (2, 50460410), (4, 25230205), (5, 20184164), (7, 14417260), (10, 10092082), (11, 9174620), (13, 7763140), (14, 7208630), (20, 5046041), (22, 4587310), (26, 3881570), (28, 3604315), (35, 2883452), (44, 2293655), (52, 1940785), (55, 1834924), (65, 1552628), (70, 1441726), (71, 1421420), (77, 1310660), (91, 1109020), (110, 917462), (130, 776314), (140, 720863), (142, 710710), (143, 705740), (154, 655330), (182, 554510), (220, 458731), (260, 388157), (284, 355355), (286, 352870), (308, 327665), (355, 284284), (364, 277255), (385, 262132), (455, 221804), (497, 203060), (572, 176435), (710, 142142), (715, 141148), (770, 131066), (781, 129220), (910, 110902), (923, 109340), (994, 101530), (1001, 100820), (1420, 71071), (1430, 70574), (1540, 65533), (1562, 64610), (1820, 55451), (1846, 54670), (1988, 50765), (2002, 50410), (2485, 40612), (2860, 35287), (3124, 32305), (3692, 27335), (3905, 25844), (4004, 25205), (4615, 21868), (4970, 20306), (5005, 20164), (5041, 20020), (5467, 18460), (6461, 15620), (7810, 12922), (9230, 10934), (9940, 10153), (10010, 10082)]