64426375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 88792704

約数和(自身を除く): 24366329

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 533, 967, 1025, 1625, 2665, 4835, 5125, 12571, 13325, 24175, 39647, 62855, 66625, 120875, 198235, 314275, 515411, 991175, 1571375, 2577055, 4955875, 12885275, 64426375]

約数ペア:

[(1, 64426375), (5, 12885275), (13, 4955875), (25, 2577055), (41, 1571375), (65, 991175), (125, 515411), (205, 314275), (325, 198235), (533, 120875), (967, 66625), (1025, 62855), (1625, 39647), (2665, 24175), (4835, 13325), (5125, 12571)]