8153669420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{140629}}^1$

素因数の和:140874

約数の個数: 48

約数和(自身を含む): 18522658560

約数和(自身を除く): 10368989140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 2230, 2899, 4460, 5798, 11596, 14495, 28990, 57980, 140629, 281258, 562516, 703145, 1406290, 1828177, 2812580, 3656354, 7312708, 9140885, 18281770, 31360267, 36563540, 62720534, 125441068, 156801335, 313602670, 407683471, 627205340, 815366942, 1630733884, 2038417355, 4076834710, 8153669420]

約数ペア:

[(1, 8153669420), (2, 4076834710), (4, 2038417355), (5, 1630733884), (10, 815366942), (13, 627205340), (20, 407683471), (26, 313602670), (52, 156801335), (65, 125441068), (130, 62720534), (223, 36563540), (260, 31360267), (446, 18281770), (892, 9140885), (1115, 7312708), (2230, 3656354), (2899, 2812580), (4460, 1828177), (5798, 1406290), (11596, 703145), (14495, 562516), (28990, 281258), (57980, 140629)]