8129625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 16373760

約数和(自身を除く): 8244135

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 125, 133, 163, 175, 285, 375, 399, 475, 489, 525, 665, 815, 875, 1141, 1425, 1995, 2375, 2445, 2625, 3097, 3325, 3423, 4075, 5705, 7125, 9291, 9975, 12225, 15485, 16625, 17115, 20375, 21679, 28525, 46455, 49875, 61125, 65037, 77425, 85575, 108395, 142625, 232275, 325185, 387125, 427875, 541975, 1161375, 1625925, 2709875, 8129625]

約数ペア:

[(1, 8129625), (3, 2709875), (5, 1625925), (7, 1161375), (15, 541975), (19, 427875), (21, 387125), (25, 325185), (35, 232275), (57, 142625), (75, 108395), (95, 85575), (105, 77425), (125, 65037), (133, 61125), (163, 49875), (175, 46455), (285, 28525), (375, 21679), (399, 20375), (475, 17115), (489, 16625), (525, 15485), (665, 12225), (815, 9975), (875, 9291), (1141, 7125), (1425, 5705), (1995, 4075), (2375, 3423), (2445, 3325), (2625, 3097)]