3131375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 32

約数和(自身を含む): 4402944

約数和(自身を除く): 1271569

約数列:

[1, 5, 13, 25, 41, 47, 65, 125, 205, 235, 325, 533, 611, 1025, 1175, 1625, 1927, 2665, 3055, 5125, 5875, 9635, 13325, 15275, 25051, 48175, 66625, 76375, 125255, 240875, 626275, 3131375]

約数ペア:

[(1, 3131375), (5, 626275), (13, 240875), (25, 125255), (41, 76375), (47, 66625), (65, 48175), (125, 25051), (205, 15275), (235, 13325), (325, 9635), (533, 5875), (611, 5125), (1025, 3055), (1175, 2665), (1625, 1927)]