68172890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401017}}^1$

素因数の和:401041

約数の個数: 16

約数和(自身を含む): 129929832

約数和(自身を除く): 61756942

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 401017, 802034, 2005085, 4010170, 6817289, 13634578, 34086445, 68172890]

約数ペア:

[(1, 68172890), (2, 34086445), (5, 13634578), (10, 6817289), (17, 4010170), (34, 2005085), (85, 802034), (170, 401017)]