72420375

素因数分解:

$3^1\times 5^3\times {\mathrm{313}}^1\times {\mathrm{617}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 121088448

約数和(自身を除く): 48668073

約数列:

[1, 3, 5, 15, 25, 75, 125, 313, 375, 617, 939, 1565, 1851, 3085, 4695, 7825, 9255, 15425, 23475, 39125, 46275, 77125, 117375, 193121, 231375, 579363, 965605, 2896815, 4828025, 14484075, 24140125, 72420375]

約数ペア:

[(1, 72420375), (3, 24140125), (5, 14484075), (15, 4828025), (25, 2896815), (75, 965605), (125, 579363), (313, 231375), (375, 193121), (617, 117375), (939, 77125), (1565, 46275), (1851, 39125), (3085, 23475), (4695, 15425), (7825, 9255)]