90995750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{19157}}^1$

素因数の和:19193

約数の個数: 32

約数和(自身を含む): 179318880

約数和(自身を除く): 88323130

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 19157, 38314, 95785, 191570, 363983, 478925, 727966, 957850, 1819915, 2394625, 3639830, 4789250, 9099575, 18199150, 45497875, 90995750]

約数ペア:

[(1, 90995750), (2, 45497875), (5, 18199150), (10, 9099575), (19, 4789250), (25, 3639830), (38, 2394625), (50, 1819915), (95, 957850), (125, 727966), (190, 478925), (250, 363983), (475, 191570), (950, 95785), (2375, 38314), (4750, 19157)]