1318884640

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{116099}}^1$

素因数の和:116185

約数の個数: 48

約数和(自身を含む): 3159777600

約数和(自身を除く): 1840892960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 116099, 232198, 464396, 580495, 928792, 1160990, 1857584, 2321980, 3715168, 4643960, 8243029, 9287920, 16486058, 18575840, 32972116, 41215145, 65944232, 82430290, 131888464, 164860580, 263776928, 329721160, 659442320, 1318884640]

約数ペア:

[(1, 1318884640), (2, 659442320), (4, 329721160), (5, 263776928), (8, 164860580), (10, 131888464), (16, 82430290), (20, 65944232), (32, 41215145), (40, 32972116), (71, 18575840), (80, 16486058), (142, 9287920), (160, 8243029), (284, 4643960), (355, 3715168), (568, 2321980), (710, 1857584), (1136, 1160990), (1420, 928792), (2272, 580495), (2840, 464396), (5680, 232198), (11360, 116099)]