201975280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{14939}}^1$

素因数の和:14978

約数の個数: 60

約数和(自身を含む): 508527720

約数和(自身を除く): 306552440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 14939, 29878, 59756, 74695, 119512, 149390, 194207, 239024, 298780, 388414, 597560, 776828, 971035, 1195120, 1553656, 1942070, 2524691, 3107312, 3884140, 5049382, 7768280, 10098764, 12623455, 15536560, 20197528, 25246910, 40395056, 50493820, 100987640, 201975280]

約数ペア:

[(1, 201975280), (2, 100987640), (4, 50493820), (5, 40395056), (8, 25246910), (10, 20197528), (13, 15536560), (16, 12623455), (20, 10098764), (26, 7768280), (40, 5049382), (52, 3884140), (65, 3107312), (80, 2524691), (104, 1942070), (130, 1553656), (169, 1195120), (208, 971035), (260, 776828), (338, 597560), (520, 388414), (676, 298780), (845, 239024), (1040, 194207), (1352, 149390), (1690, 119512), (2704, 74695), (3380, 59756), (6760, 29878), (13520, 14939)]