27178125

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 48996864

約数和(自身を除く): 21818739

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 223, 325, 375, 625, 669, 975, 1115, 1625, 1875, 2899, 3125, 3345, 4875, 5575, 8125, 8697, 9375, 14495, 16725, 24375, 27875, 40625, 43485, 72475, 83625, 121875, 139375, 217425, 362375, 418125, 696875, 1087125, 1811875, 2090625, 5435625, 9059375, 27178125]

約数ペア:

[(1, 27178125), (3, 9059375), (5, 5435625), (13, 2090625), (15, 1811875), (25, 1087125), (39, 696875), (65, 418125), (75, 362375), (125, 217425), (195, 139375), (223, 121875), (325, 83625), (375, 72475), (625, 43485), (669, 40625), (975, 27875), (1115, 24375), (1625, 16725), (1875, 14495), (2899, 9375), (3125, 8697), (3345, 8125), (4875, 5575)]