65479990

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 119789280

約数和(自身を除く): 54309290

約数列:

[1, 2, 5, 10, 157, 179, 233, 314, 358, 466, 785, 895, 1165, 1570, 1790, 2330, 28103, 36581, 41707, 56206, 73162, 83414, 140515, 182905, 208535, 281030, 365810, 417070, 6547999, 13095998, 32739995, 65479990]

約数ペア:

[(1, 65479990), (2, 32739995), (5, 13095998), (10, 6547999), (157, 417070), (179, 365810), (233, 281030), (314, 208535), (358, 182905), (466, 140515), (785, 83414), (895, 73162), (1165, 56206), (1570, 41707), (1790, 36581), (2330, 28103)]