16180125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3350

約数の個数: 32

約数和(自身を含む): 29003520

約数和(自身を除く): 12823395

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 3319, 4875, 9957, 16595, 43147, 49785, 82975, 129441, 215735, 248925, 414875, 647205, 1078675, 1244625, 3236025, 5393375, 16180125]

約数ペア:

[(1, 16180125), (3, 5393375), (5, 3236025), (13, 1244625), (15, 1078675), (25, 647205), (39, 414875), (65, 248925), (75, 215735), (125, 129441), (195, 82975), (325, 49785), (375, 43147), (975, 16595), (1625, 9957), (3319, 4875)]