2590375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 3639168

約数和(自身を除く): 1048793

約数列:

[1, 5, 17, 23, 25, 53, 85, 115, 125, 265, 391, 425, 575, 901, 1219, 1325, 1955, 2125, 2875, 4505, 6095, 6625, 9775, 20723, 22525, 30475, 48875, 103615, 112625, 152375, 518075, 2590375]

約数ペア:

[(1, 2590375), (5, 518075), (17, 152375), (23, 112625), (25, 103615), (53, 48875), (85, 30475), (115, 22525), (125, 20723), (265, 9775), (391, 6625), (425, 6095), (575, 4505), (901, 2875), (1219, 2125), (1325, 1955)]