61678730

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 112907520

約数和(自身を除く): 51228790

約数列:

[1, 2, 5, 10, 131, 197, 239, 262, 394, 478, 655, 985, 1195, 1310, 1970, 2390, 25807, 31309, 47083, 51614, 62618, 94166, 129035, 156545, 235415, 258070, 313090, 470830, 6167873, 12335746, 30839365, 61678730]

約数ペア:

[(1, 61678730), (2, 30839365), (5, 12335746), (10, 6167873), (131, 470830), (197, 313090), (239, 258070), (262, 235415), (394, 156545), (478, 129035), (655, 94166), (985, 62618), (1195, 51614), (1310, 47083), (1970, 31309), (2390, 25807)]