8631610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{991}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 16998912

約数和(自身を除く): 8367302

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 991, 1742, 1982, 4355, 4955, 8710, 9910, 12883, 25766, 64415, 66397, 128830, 132794, 331985, 663970, 863161, 1726322, 4315805, 8631610]

約数ペア:

[(1, 8631610), (2, 4315805), (5, 1726322), (10, 863161), (13, 663970), (26, 331985), (65, 132794), (67, 128830), (130, 66397), (134, 64415), (335, 25766), (670, 12883), (871, 9910), (991, 8710), (1742, 4955), (1982, 4355)]