68165840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23029}}^1$

素因数の和:23079

約数の個数: 40

約数和(自身を含む): 162776040

約数和(自身を除く): 94610200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 23029, 46058, 92116, 115145, 184232, 230290, 368464, 460580, 852073, 921160, 1704146, 1842320, 3408292, 4260365, 6816584, 8520730, 13633168, 17041460, 34082920, 68165840]

約数ペア:

[(1, 68165840), (2, 34082920), (4, 17041460), (5, 13633168), (8, 8520730), (10, 6816584), (16, 4260365), (20, 3408292), (37, 1842320), (40, 1704146), (74, 921160), (80, 852073), (148, 460580), (185, 368464), (296, 230290), (370, 184232), (592, 115145), (740, 92116), (1480, 46058), (2960, 23029)]