5158125

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{131}}^1$

素因数の和:164

約数の個数: 60

約数和(自身を含む): 10721568

約数和(自身を除く): 5563443

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 131, 175, 225, 315, 375, 393, 525, 625, 655, 875, 917, 1125, 1179, 1575, 1875, 1965, 2625, 2751, 3275, 4375, 4585, 5625, 5895, 7875, 8253, 9825, 13125, 13755, 16375, 22925, 29475, 39375, 41265, 49125, 68775, 81875, 114625, 147375, 206325, 245625, 343875, 573125, 736875, 1031625, 1719375, 5158125]

約数ペア:

[(1, 5158125), (3, 1719375), (5, 1031625), (7, 736875), (9, 573125), (15, 343875), (21, 245625), (25, 206325), (35, 147375), (45, 114625), (63, 81875), (75, 68775), (105, 49125), (125, 41265), (131, 39375), (175, 29475), (225, 22925), (315, 16375), (375, 13755), (393, 13125), (525, 9825), (625, 8253), (655, 7875), (875, 5895), (917, 5625), (1125, 4585), (1179, 4375), (1575, 3275), (1875, 2751), (1965, 2625)]