80511216

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:990

約数の個数: 80

約数和(自身を含む): 218462208

約数和(自身を除く): 137950992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 61, 62, 93, 122, 124, 183, 186, 244, 248, 366, 372, 488, 496, 732, 744, 887, 976, 1464, 1488, 1774, 1891, 2661, 2928, 3548, 3782, 5322, 5673, 7096, 7564, 10644, 11346, 14192, 15128, 21288, 22692, 27497, 30256, 42576, 45384, 54107, 54994, 82491, 90768, 108214, 109988, 162321, 164982, 216428, 219976, 324642, 329964, 432856, 439952, 649284, 659928, 865712, 1298568, 1319856, 1677317, 2597136, 3354634, 5031951, 6709268, 10063902, 13418536, 20127804, 26837072, 40255608, 80511216]

約数ペア:

[(1, 80511216), (2, 40255608), (3, 26837072), (4, 20127804), (6, 13418536), (8, 10063902), (12, 6709268), (16, 5031951), (24, 3354634), (31, 2597136), (48, 1677317), (61, 1319856), (62, 1298568), (93, 865712), (122, 659928), (124, 649284), (183, 439952), (186, 432856), (244, 329964), (248, 324642), (366, 219976), (372, 216428), (488, 164982), (496, 162321), (732, 109988), (744, 108214), (887, 90768), (976, 82491), (1464, 54994), (1488, 54107), (1774, 45384), (1891, 42576), (2661, 30256), (2928, 27497), (3548, 22692), (3782, 21288), (5322, 15128), (5673, 14192), (7096, 11346), (7564, 10644)]