100987640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{14939}}^1$

素因数の和:14976

約数の個数: 48

約数和(自身を含む): 246061800

約数和(自身を除く): 145074160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 14939, 29878, 59756, 74695, 119512, 149390, 194207, 298780, 388414, 597560, 776828, 971035, 1553656, 1942070, 2524691, 3884140, 5049382, 7768280, 10098764, 12623455, 20197528, 25246910, 50493820, 100987640]

約数ペア:

[(1, 100987640), (2, 50493820), (4, 25246910), (5, 20197528), (8, 12623455), (10, 10098764), (13, 7768280), (20, 5049382), (26, 3884140), (40, 2524691), (52, 1942070), (65, 1553656), (104, 971035), (130, 776828), (169, 597560), (260, 388414), (338, 298780), (520, 194207), (676, 149390), (845, 119512), (1352, 74695), (1690, 59756), (3380, 29878), (6760, 14939)]