131457670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 255914496

約数和(自身を除く): 124456826

約数列:

[1, 2, 5, 10, 31, 37, 62, 73, 74, 146, 155, 157, 185, 310, 314, 365, 370, 730, 785, 1147, 1570, 2263, 2294, 2701, 4526, 4867, 5402, 5735, 5809, 9734, 11315, 11461, 11470, 11618, 13505, 22630, 22922, 24335, 27010, 29045, 48670, 57305, 58090, 83731, 114610, 167462, 180079, 355291, 360158, 418655, 424057, 710582, 837310, 848114, 900395, 1776455, 1800790, 2120285, 3552910, 4240570, 13145767, 26291534, 65728835, 131457670]

約数ペア:

[(1, 131457670), (2, 65728835), (5, 26291534), (10, 13145767), (31, 4240570), (37, 3552910), (62, 2120285), (73, 1800790), (74, 1776455), (146, 900395), (155, 848114), (157, 837310), (185, 710582), (310, 424057), (314, 418655), (365, 360158), (370, 355291), (730, 180079), (785, 167462), (1147, 114610), (1570, 83731), (2263, 58090), (2294, 57305), (2701, 48670), (4526, 29045), (4867, 27010), (5402, 24335), (5735, 22922), (5809, 22630), (9734, 13505), (11315, 11618), (11461, 11470)]