156984802460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{665359}}^1$

素因数の和:665666

約数の個数: 48

約数和(自身を含む): 338024171520

約数和(自身を除く): 181039369060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 251, 470, 502, 940, 1004, 1255, 2510, 5020, 11797, 23594, 47188, 58985, 117970, 235940, 665359, 1330718, 2661436, 3326795, 6653590, 13307180, 31271873, 62543746, 125087492, 156359365, 167005109, 312718730, 334010218, 625437460, 668020436, 835025545, 1670051090, 3340102180, 7849240123, 15698480246, 31396960492, 39246200615, 78492401230, 156984802460]

約数ペア:

[(1, 156984802460), (2, 78492401230), (4, 39246200615), (5, 31396960492), (10, 15698480246), (20, 7849240123), (47, 3340102180), (94, 1670051090), (188, 835025545), (235, 668020436), (251, 625437460), (470, 334010218), (502, 312718730), (940, 167005109), (1004, 156359365), (1255, 125087492), (2510, 62543746), (5020, 31271873), (11797, 13307180), (23594, 6653590), (47188, 3326795), (58985, 2661436), (117970, 1330718), (235940, 665359)]