78898875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 148082688

約数和(自身を除く): 69183813

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 125, 155, 165, 275, 341, 375, 465, 617, 775, 825, 1023, 1375, 1705, 1851, 2325, 3085, 3875, 4125, 5115, 6787, 8525, 9255, 11625, 15425, 19127, 20361, 25575, 33935, 42625, 46275, 57381, 77125, 95635, 101805, 127875, 169675, 210397, 231375, 286905, 478175, 509025, 631191, 848375, 1051985, 1434525, 2390875, 2545125, 3155955, 5259925, 7172625, 15779775, 26299625, 78898875]

約数ペア:

[(1, 78898875), (3, 26299625), (5, 15779775), (11, 7172625), (15, 5259925), (25, 3155955), (31, 2545125), (33, 2390875), (55, 1434525), (75, 1051985), (93, 848375), (125, 631191), (155, 509025), (165, 478175), (275, 286905), (341, 231375), (375, 210397), (465, 169675), (617, 127875), (775, 101805), (825, 95635), (1023, 77125), (1375, 57381), (1705, 46275), (1851, 42625), (2325, 33935), (3085, 25575), (3875, 20361), (4125, 19127), (5115, 15425), (6787, 11625), (8525, 9255)]