89119420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11057}}^1$

素因数の和:11110

約数の個数: 48

約数和(自身を含む): 208067328

約数和(自身を除く): 118947908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 11057, 22114, 44228, 55285, 110570, 143741, 221140, 287482, 342767, 574964, 685534, 718705, 1371068, 1437410, 1713835, 2874820, 3427670, 4455971, 6855340, 8911942, 17823884, 22279855, 44559710, 89119420]

約数ペア:

[(1, 89119420), (2, 44559710), (4, 22279855), (5, 17823884), (10, 8911942), (13, 6855340), (20, 4455971), (26, 3427670), (31, 2874820), (52, 1713835), (62, 1437410), (65, 1371068), (124, 718705), (130, 685534), (155, 574964), (260, 342767), (310, 287482), (403, 221140), (620, 143741), (806, 110570), (1612, 55285), (2015, 44228), (4030, 22114), (8060, 11057)]