156980012780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9479}}^1\times {\mathrm{26711}}^1$

素因数の和:36230

約数の個数: 48

約数和(自身を含む): 340340797440

約数和(自身を除く): 183360784660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 9479, 18958, 26711, 37916, 47395, 53422, 94790, 106844, 133555, 189580, 267110, 293849, 534220, 587698, 828041, 1175396, 1469245, 1656082, 2938490, 3312164, 4140205, 5876980, 8280410, 16560820, 253193569, 506387138, 1012774276, 1265967845, 2531935690, 5063871380, 7849000639, 15698001278, 31396002556, 39245003195, 78490006390, 156980012780]

約数ペア:

[(1, 156980012780), (2, 78490006390), (4, 39245003195), (5, 31396002556), (10, 15698001278), (20, 7849000639), (31, 5063871380), (62, 2531935690), (124, 1265967845), (155, 1012774276), (310, 506387138), (620, 253193569), (9479, 16560820), (18958, 8280410), (26711, 5876980), (37916, 4140205), (47395, 3312164), (53422, 2938490), (94790, 1656082), (106844, 1469245), (133555, 1175396), (189580, 828041), (267110, 587698), (293849, 534220)]