8188125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 40

約数和(自身を含む): 14920224

約数和(自身を除く): 6732099

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 397, 625, 825, 1191, 1375, 1875, 1985, 4125, 4367, 5955, 6875, 9925, 13101, 20625, 21835, 29775, 49625, 65505, 109175, 148875, 248125, 327525, 545875, 744375, 1637625, 2729375, 8188125]

約数ペア:

[(1, 8188125), (3, 2729375), (5, 1637625), (11, 744375), (15, 545875), (25, 327525), (33, 248125), (55, 148875), (75, 109175), (125, 65505), (165, 49625), (275, 29775), (375, 21835), (397, 20625), (625, 13101), (825, 9925), (1191, 6875), (1375, 5955), (1875, 4367), (1985, 4125)]