38426375

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 55497312

約数和(自身を除く): 17070937

約数列:

[1, 5, 13, 17, 25, 65, 85, 107, 125, 169, 221, 325, 425, 535, 845, 1105, 1391, 1625, 1819, 2125, 2675, 2873, 4225, 5525, 6955, 9095, 13375, 14365, 18083, 21125, 23647, 27625, 34775, 45475, 71825, 90415, 118235, 173875, 227375, 307411, 359125, 452075, 591175, 1537055, 2260375, 2955875, 7685275, 38426375]

約数ペア:

[(1, 38426375), (5, 7685275), (13, 2955875), (17, 2260375), (25, 1537055), (65, 591175), (85, 452075), (107, 359125), (125, 307411), (169, 227375), (221, 173875), (325, 118235), (425, 90415), (535, 71825), (845, 45475), (1105, 34775), (1391, 27625), (1625, 23647), (1819, 21125), (2125, 18083), (2675, 14365), (2873, 13375), (4225, 9095), (5525, 6955)]