80257760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1528

約数の個数: 96

約数和(自身を含む): 213663744

約数和(自身を除く): 133405984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1471, 1705, 1760, 2480, 2728, 2942, 3410, 4960, 5456, 5884, 6820, 7355, 10912, 11768, 13640, 14710, 16181, 23536, 27280, 29420, 32362, 45601, 47072, 54560, 58840, 64724, 80905, 91202, 117680, 129448, 161810, 182404, 228005, 235360, 258896, 323620, 364808, 456010, 501611, 517792, 647240, 729616, 912020, 1003222, 1294480, 1459232, 1824040, 2006444, 2508055, 2588960, 3648080, 4012888, 5016110, 7296160, 8025776, 10032220, 16051552, 20064440, 40128880, 80257760]

約数ペア:

[(1, 80257760), (2, 40128880), (4, 20064440), (5, 16051552), (8, 10032220), (10, 8025776), (11, 7296160), (16, 5016110), (20, 4012888), (22, 3648080), (31, 2588960), (32, 2508055), (40, 2006444), (44, 1824040), (55, 1459232), (62, 1294480), (80, 1003222), (88, 912020), (110, 729616), (124, 647240), (155, 517792), (160, 501611), (176, 456010), (220, 364808), (248, 323620), (310, 258896), (341, 235360), (352, 228005), (440, 182404), (496, 161810), (620, 129448), (682, 117680), (880, 91202), (992, 80905), (1240, 64724), (1364, 58840), (1471, 54560), (1705, 47072), (1760, 45601), (2480, 32362), (2728, 29420), (2942, 27280), (3410, 23536), (4960, 16181), (5456, 14710), (5884, 13640), (6820, 11768), (7355, 10912)]