149233240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{286987}}^1$

素因数の和:287011

約数の個数: 32

約数和(自身を含む): 361604880

約数和(自身を除く): 212371640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 286987, 573974, 1147948, 1434935, 2295896, 2869870, 3730831, 5739740, 7461662, 11479480, 14923324, 18654155, 29846648, 37308310, 74616620, 149233240]

約数ペア:

[(1, 149233240), (2, 74616620), (4, 37308310), (5, 29846648), (8, 18654155), (10, 14923324), (13, 11479480), (20, 7461662), (26, 5739740), (40, 3730831), (52, 2869870), (65, 2295896), (104, 1434935), (130, 1147948), (260, 573974), (520, 286987)]