161827125

素因数分解:

$3^1\times 5^3\times {\mathrm{397}}^1\times {\mathrm{1087}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 270206976

約数和(自身を除く): 108379851

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 397, 1087, 1191, 1985, 3261, 5435, 5955, 9925, 16305, 27175, 29775, 49625, 81525, 135875, 148875, 407625, 431539, 1294617, 2157695, 6473085, 10788475, 32365425, 53942375, 161827125]

約数ペア:

[(1, 161827125), (3, 53942375), (5, 32365425), (15, 10788475), (25, 6473085), (75, 2157695), (125, 1294617), (375, 431539), (397, 407625), (1087, 148875), (1191, 135875), (1985, 81525), (3261, 49625), (5435, 29775), (5955, 27175), (9925, 16305)]