63959980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5783}}^1$

素因数の和:5878

約数の個数: 48

約数和(自身を含む): 155473920

約数和(自身を除く): 91513940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 5783, 11060, 11566, 23132, 28915, 40481, 57830, 80962, 115660, 161924, 202405, 404810, 456857, 809620, 913714, 1827428, 2284285, 3197999, 4568570, 6395998, 9137140, 12791996, 15989995, 31979990, 63959980]

約数ペア:

[(1, 63959980), (2, 31979990), (4, 15989995), (5, 12791996), (7, 9137140), (10, 6395998), (14, 4568570), (20, 3197999), (28, 2284285), (35, 1827428), (70, 913714), (79, 809620), (140, 456857), (158, 404810), (316, 202405), (395, 161924), (553, 115660), (790, 80962), (1106, 57830), (1580, 40481), (2212, 28915), (2765, 23132), (5530, 11566), (5783, 11060)]