256038145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{150169}}^1$

素因数の和:150216

約数の個数: 16

約数和(自身を含む): 345991680

約数和(自身を除く): 89953535

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 150169, 750845, 1651859, 4655239, 8259295, 23276195, 51207629, 256038145]

約数ペア:

[(1, 256038145), (5, 51207629), (11, 23276195), (31, 8259295), (55, 4655239), (155, 1651859), (341, 750845), (1705, 150169)]