57797980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 124225920

約数和(自身を除く): 66427940

約数列:

[1, 2, 4, 5, 10, 20, 79, 157, 158, 233, 314, 316, 395, 466, 628, 785, 790, 932, 1165, 1570, 1580, 2330, 3140, 4660, 12403, 18407, 24806, 36581, 36814, 49612, 62015, 73162, 73628, 92035, 124030, 146324, 182905, 184070, 248060, 365810, 368140, 731620, 2889899, 5779798, 11559596, 14449495, 28898990, 57797980]

約数ペア:

[(1, 57797980), (2, 28898990), (4, 14449495), (5, 11559596), (10, 5779798), (20, 2889899), (79, 731620), (157, 368140), (158, 365810), (233, 248060), (314, 184070), (316, 182905), (395, 146324), (466, 124030), (628, 92035), (785, 73628), (790, 73162), (932, 62015), (1165, 49612), (1570, 36814), (1580, 36581), (2330, 24806), (3140, 18407), (4660, 12403)]