85778840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3691}}^1$

素因数の和:3792

約数の個数: 64

約数和(自身を含む): 223292160

約数和(自身を除く): 137513320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3320, 3691, 4648, 5810, 7382, 11620, 14764, 18455, 23240, 25837, 29528, 36910, 51674, 73820, 103348, 129185, 147640, 206696, 258370, 306353, 516740, 612706, 1033480, 1225412, 1531765, 2144471, 2450824, 3063530, 4288942, 6127060, 8577884, 10722355, 12254120, 17155768, 21444710, 42889420, 85778840]

約数ペア:

[(1, 85778840), (2, 42889420), (4, 21444710), (5, 17155768), (7, 12254120), (8, 10722355), (10, 8577884), (14, 6127060), (20, 4288942), (28, 3063530), (35, 2450824), (40, 2144471), (56, 1531765), (70, 1225412), (83, 1033480), (140, 612706), (166, 516740), (280, 306353), (332, 258370), (415, 206696), (581, 147640), (664, 129185), (830, 103348), (1162, 73820), (1660, 51674), (2324, 36910), (2905, 29528), (3320, 25837), (3691, 23240), (4648, 18455), (5810, 14764), (7382, 11620)]