68254420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1$

素因数の和:3424

約数の個数: 48

約数和(自身を含む): 156360960

約数和(自身を除く): 88106540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 3323, 4108, 5135, 6646, 10270, 13292, 16615, 20540, 33230, 43199, 66460, 86398, 172796, 215995, 262517, 431990, 525034, 863980, 1050068, 1312585, 2625170, 3412721, 5250340, 6825442, 13650884, 17063605, 34127210, 68254420]

約数ペア:

[(1, 68254420), (2, 34127210), (4, 17063605), (5, 13650884), (10, 6825442), (13, 5250340), (20, 3412721), (26, 2625170), (52, 1312585), (65, 1050068), (79, 863980), (130, 525034), (158, 431990), (260, 262517), (316, 215995), (395, 172796), (790, 86398), (1027, 66460), (1580, 43199), (2054, 33230), (3323, 20540), (4108, 16615), (5135, 13292), (6646, 10270)]