28660125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5879}}^1$

素因数の和:5910

約数の個数: 32

約数和(自身を含む): 51367680

約数和(自身を除く): 22707555

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 5879, 17637, 29395, 76427, 88185, 146975, 229281, 382135, 440925, 734875, 1146405, 1910675, 2204625, 5732025, 9553375, 28660125]

約数ペア:

[(1, 28660125), (3, 9553375), (5, 5732025), (13, 2204625), (15, 1910675), (25, 1146405), (39, 734875), (65, 440925), (75, 382135), (125, 229281), (195, 146975), (325, 88185), (375, 76427), (975, 29395), (1625, 17637), (4875, 5879)]