51131090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8681}}^1$

素因数の和:8738

約数の個数: 32

約数和(自身を含む): 100016640

約数和(自身を除く): 48885550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 8681, 17362, 43405, 86810, 164939, 269111, 329878, 538222, 824695, 1345555, 1649390, 2691110, 5113109, 10226218, 25565545, 51131090]

約数ペア:

[(1, 51131090), (2, 25565545), (5, 10226218), (10, 5113109), (19, 2691110), (31, 1649390), (38, 1345555), (62, 824695), (95, 538222), (155, 329878), (190, 269111), (310, 164939), (589, 86810), (1178, 43405), (2945, 17362), (5890, 8681)]