64355870

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 117741600

約数和(自身を除く): 53385730

約数列:

[1, 2, 5, 10, 157, 179, 229, 314, 358, 458, 785, 895, 1145, 1570, 1790, 2290, 28103, 35953, 40991, 56206, 71906, 81982, 140515, 179765, 204955, 281030, 359530, 409910, 6435587, 12871174, 32177935, 64355870]

約数ペア:

[(1, 64355870), (2, 32177935), (5, 12871174), (10, 6435587), (157, 409910), (179, 359530), (229, 281030), (314, 204955), (358, 179765), (458, 140515), (785, 81982), (895, 71906), (1145, 56206), (1570, 40991), (1790, 35953), (2290, 28103)]