66081475

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 84637440

約数和(自身を除く): 18555965

約数列:

[1, 5, 25, 59, 71, 295, 355, 631, 1475, 1775, 3155, 4189, 15775, 20945, 37229, 44801, 104725, 186145, 224005, 930725, 1120025, 2643259, 13216295, 66081475]

約数ペア:

[(1, 66081475), (5, 13216295), (25, 2643259), (59, 1120025), (71, 930725), (295, 224005), (355, 186145), (631, 104725), (1475, 44801), (1775, 37229), (3155, 20945), (4189, 15775)]