8461375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 32

約数和(自身を含む): 11741184

約数和(自身を除く): 3279809

約数列:

[1, 5, 13, 25, 41, 65, 125, 127, 205, 325, 533, 635, 1025, 1625, 1651, 2665, 3175, 5125, 5207, 8255, 13325, 15875, 26035, 41275, 66625, 67691, 130175, 206375, 338455, 650875, 1692275, 8461375]

約数ペア:

[(1, 8461375), (5, 1692275), (13, 650875), (25, 338455), (41, 206375), (65, 130175), (125, 67691), (127, 66625), (205, 41275), (325, 26035), (533, 15875), (635, 13325), (1025, 8255), (1625, 5207), (1651, 5125), (2665, 3175)]