12640125

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 21625344

約数和(自身を除く): 8985219

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 125, 185, 375, 555, 911, 925, 2733, 2775, 4555, 4625, 13665, 13875, 22775, 33707, 68325, 101121, 113875, 168535, 341625, 505605, 842675, 2528025, 4213375, 12640125]

約数ペア:

[(1, 12640125), (3, 4213375), (5, 2528025), (15, 842675), (25, 505605), (37, 341625), (75, 168535), (111, 113875), (125, 101121), (185, 68325), (375, 33707), (555, 22775), (911, 13875), (925, 13665), (2733, 4625), (2775, 4555)]