261647570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{8933}}^1$

素因数の和:9070

約数の個数: 32

約数和(自身を含む): 492084720

約数和(自身を除く): 230437150

約数列:

[1, 2, 5, 10, 29, 58, 101, 145, 202, 290, 505, 1010, 2929, 5858, 8933, 14645, 17866, 29290, 44665, 89330, 259057, 518114, 902233, 1295285, 1804466, 2590570, 4511165, 9022330, 26164757, 52329514, 130823785, 261647570]

約数ペア:

[(1, 261647570), (2, 130823785), (5, 52329514), (10, 26164757), (29, 9022330), (58, 4511165), (101, 2590570), (145, 1804466), (202, 1295285), (290, 902233), (505, 518114), (1010, 259057), (2929, 89330), (5858, 44665), (8933, 29290), (14645, 17866)]