61491680

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5413}}^1$

素因数の和:5499

約数の個数: 48

約数和(自身を含む): 147347424

約数和(自身を除く): 85855744

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, 5413, 5680, 10826, 11360, 21652, 27065, 43304, 54130, 86608, 108260, 173216, 216520, 384323, 433040, 768646, 866080, 1537292, 1921615, 3074584, 3843230, 6149168, 7686460, 12298336, 15372920, 30745840, 61491680]

約数ペア:

[(1, 61491680), (2, 30745840), (4, 15372920), (5, 12298336), (8, 7686460), (10, 6149168), (16, 3843230), (20, 3074584), (32, 1921615), (40, 1537292), (71, 866080), (80, 768646), (142, 433040), (160, 384323), (284, 216520), (355, 173216), (568, 108260), (710, 86608), (1136, 54130), (1420, 43304), (2272, 27065), (2840, 21652), (5413, 11360), (5680, 10826)]