680655170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{121763}}^1$

素因数の和:121826

約数の個数: 32

約数和(自身を含む): 1350119232

約数和(自身を除く): 669464062

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 121763, 243526, 608815, 1217630, 1582919, 3165838, 5235809, 7914595, 10471618, 15829190, 26179045, 52358090, 68065517, 136131034, 340327585, 680655170]

約数ペア:

[(1, 680655170), (2, 340327585), (5, 136131034), (10, 68065517), (13, 52358090), (26, 26179045), (43, 15829190), (65, 10471618), (86, 7914595), (130, 5235809), (215, 3165838), (430, 1582919), (559, 1217630), (1118, 608815), (2795, 243526), (5590, 121763)]