130820510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4621}}^1$

素因数の和:4796

約数の個数: 32

約数和(自身を含む): 249588000

約数和(自身を除く): 118767490

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 4621, 5662, 9242, 14155, 23105, 28310, 46210, 87799, 175598, 438995, 688529, 877990, 1377058, 3442645, 6885290, 13082051, 26164102, 65410255, 130820510]

約数ペア:

[(1, 130820510), (2, 65410255), (5, 26164102), (10, 13082051), (19, 6885290), (38, 3442645), (95, 1377058), (149, 877990), (190, 688529), (298, 438995), (745, 175598), (1490, 87799), (2831, 46210), (4621, 28310), (5662, 23105), (9242, 14155)]