30909125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{827}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 43400448

約数和(自身を除く): 12491323

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 299, 325, 575, 827, 1495, 1625, 2875, 4135, 7475, 10751, 19021, 20675, 37375, 53755, 95105, 103375, 247273, 268775, 475525, 1236365, 1343875, 2377625, 6181825, 30909125]

約数ペア:

[(1, 30909125), (5, 6181825), (13, 2377625), (23, 1343875), (25, 1236365), (65, 475525), (115, 268775), (125, 247273), (299, 103375), (325, 95105), (575, 53755), (827, 37375), (1495, 20675), (1625, 19021), (2875, 10751), (4135, 7475)]