72123375

素因数分解:

$3^1\times 5^3\times {\mathrm{89}}^1\times {\mathrm{2161}}^1$

素因数の和:2268

約数の個数: 32

約数和(自身を含む): 121417920

約数和(自身を除く): 49294545

約数列:

[1, 3, 5, 15, 25, 75, 89, 125, 267, 375, 445, 1335, 2161, 2225, 6483, 6675, 10805, 11125, 32415, 33375, 54025, 162075, 192329, 270125, 576987, 810375, 961645, 2884935, 4808225, 14424675, 24041125, 72123375]

約数ペア:

[(1, 72123375), (3, 24041125), (5, 14424675), (15, 4808225), (25, 2884935), (75, 961645), (89, 810375), (125, 576987), (267, 270125), (375, 192329), (445, 162075), (1335, 54025), (2161, 33375), (2225, 32415), (6483, 11125), (6675, 10805)]