88287940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1409}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 200637360

約数和(自身を除く): 112349420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 964, 1205, 1409, 2410, 2818, 3133, 4820, 5636, 6266, 7045, 12532, 14090, 15665, 18317, 28180, 31330, 36634, 62660, 73268, 91585, 183170, 339569, 366340, 679138, 1358276, 1697845, 3395690, 4414397, 6791380, 8828794, 17657588, 22071985, 44143970, 88287940]

約数ペア:

[(1, 88287940), (2, 44143970), (4, 22071985), (5, 17657588), (10, 8828794), (13, 6791380), (20, 4414397), (26, 3395690), (52, 1697845), (65, 1358276), (130, 679138), (241, 366340), (260, 339569), (482, 183170), (964, 91585), (1205, 73268), (1409, 62660), (2410, 36634), (2818, 31330), (3133, 28180), (4820, 18317), (5636, 15665), (6266, 14090), (7045, 12532)]