2981375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:116

約数の個数: 32

約数和(自身を含む): 4178304

約数和(自身を除く): 1196929

約数列:

[1, 5, 17, 23, 25, 61, 85, 115, 125, 305, 391, 425, 575, 1037, 1403, 1525, 1955, 2125, 2875, 5185, 7015, 7625, 9775, 23851, 25925, 35075, 48875, 119255, 129625, 175375, 596275, 2981375]

約数ペア:

[(1, 2981375), (5, 596275), (17, 175375), (23, 129625), (25, 119255), (61, 48875), (85, 35075), (115, 25925), (125, 23851), (305, 9775), (391, 7625), (425, 7015), (575, 5185), (1037, 2875), (1403, 2125), (1525, 1955)]