39987875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 53352000

約数和(自身を除く): 13364125

約数列:

[1, 5, 19, 25, 95, 113, 125, 149, 475, 565, 745, 2147, 2375, 2825, 2831, 3725, 10735, 14125, 14155, 16837, 18625, 53675, 70775, 84185, 268375, 319903, 353875, 420925, 1599515, 2104625, 7997575, 39987875]

約数ペア:

[(1, 39987875), (5, 7997575), (19, 2104625), (25, 1599515), (95, 420925), (113, 353875), (125, 319903), (149, 268375), (475, 84185), (565, 70775), (745, 53675), (2147, 18625), (2375, 16837), (2825, 14155), (2831, 14125), (3725, 10735)]