64318190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{577}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 118355904

約数和(自身を除く): 54037714

約数列:

[1, 2, 5, 10, 71, 142, 157, 314, 355, 577, 710, 785, 1154, 1570, 2885, 5770, 11147, 22294, 40967, 55735, 81934, 90589, 111470, 181178, 204835, 409670, 452945, 905890, 6431819, 12863638, 32159095, 64318190]

約数ペア:

[(1, 64318190), (2, 32159095), (5, 12863638), (10, 6431819), (71, 905890), (142, 452945), (157, 409670), (314, 204835), (355, 181178), (577, 111470), (710, 90589), (785, 81934), (1154, 55735), (1570, 40967), (2885, 22294), (5770, 11147)]