127623730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 257211360

約数和(自身を除く): 129587630

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 157, 169, 185, 314, 338, 370, 481, 785, 845, 962, 1570, 1690, 2041, 2197, 2405, 4082, 4394, 4810, 5809, 6253, 10205, 10985, 11618, 12506, 20410, 21970, 26533, 29045, 31265, 53066, 58090, 62530, 75517, 81289, 132665, 151034, 162578, 265330, 344929, 377585, 406445, 689858, 755170, 812890, 981721, 1724645, 1963442, 3449290, 4908605, 9817210, 12762373, 25524746, 63811865, 127623730]

約数ペア:

[(1, 127623730), (2, 63811865), (5, 25524746), (10, 12762373), (13, 9817210), (26, 4908605), (37, 3449290), (65, 1963442), (74, 1724645), (130, 981721), (157, 812890), (169, 755170), (185, 689858), (314, 406445), (338, 377585), (370, 344929), (481, 265330), (785, 162578), (845, 151034), (962, 132665), (1570, 81289), (1690, 75517), (2041, 62530), (2197, 58090), (2405, 53066), (4082, 31265), (4394, 29045), (4810, 26533), (5809, 21970), (6253, 20410), (10205, 12506), (10985, 11618)]