25515625

素因数分解:

$5^6\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 28

約数和(自身を含む): 33749568

約数和(自身を除く): 8233943

約数列:

[1, 5, 23, 25, 71, 115, 125, 355, 575, 625, 1633, 1775, 2875, 3125, 8165, 8875, 14375, 15625, 40825, 44375, 71875, 204125, 221875, 359375, 1020625, 1109375, 5103125, 25515625]

約数ペア:

[(1, 25515625), (5, 5103125), (23, 1109375), (25, 1020625), (71, 359375), (115, 221875), (125, 204125), (355, 71875), (575, 44375), (625, 40825), (1633, 15625), (1775, 14375), (2875, 8875), (3125, 8165)]