2146339975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{409}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 2928180640

約数和(自身を除く): 781840665

約数列:

[1, 5, 13, 25, 65, 67, 241, 325, 335, 409, 871, 1205, 1675, 2045, 3133, 4355, 5317, 6025, 10225, 15665, 16147, 21775, 26585, 27403, 78325, 80735, 98569, 132925, 137015, 209911, 356239, 403675, 492845, 685075, 1049555, 1281397, 1781195, 2464225, 5247775, 6406985, 6604123, 8905975, 32034925, 33020615, 85853599, 165103075, 429267995, 2146339975]

約数ペア:

[(1, 2146339975), (5, 429267995), (13, 165103075), (25, 85853599), (65, 33020615), (67, 32034925), (241, 8905975), (325, 6604123), (335, 6406985), (409, 5247775), (871, 2464225), (1205, 1781195), (1675, 1281397), (2045, 1049555), (3133, 685075), (4355, 492845), (5317, 403675), (6025, 356239), (10225, 209911), (15665, 137015), (16147, 132925), (21775, 98569), (26585, 80735), (27403, 78325)]