86415280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154313}}^1$

素因数の和:154333

約数の個数: 40

約数和(自身を含む): 229619232

約数和(自身を除く): 143203952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154313, 308626, 617252, 771565, 1080191, 1234504, 1543130, 2160382, 2469008, 3086260, 4320764, 5400955, 6172520, 8641528, 10801910, 12345040, 17283056, 21603820, 43207640, 86415280]

約数ペア:

[(1, 86415280), (2, 43207640), (4, 21603820), (5, 17283056), (7, 12345040), (8, 10801910), (10, 8641528), (14, 6172520), (16, 5400955), (20, 4320764), (28, 3086260), (35, 2469008), (40, 2160382), (56, 1543130), (70, 1234504), (80, 1080191), (112, 771565), (140, 617252), (280, 308626), (560, 154313)]