78703265

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1279}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 97812480

約数和(自身を除く): 19109215

約数列:

[1, 5, 31, 155, 397, 1279, 1985, 6395, 12307, 39649, 61535, 198245, 507763, 2538815, 15740653, 78703265]

約数ペア:

[(1, 78703265), (5, 15740653), (31, 2538815), (155, 507763), (397, 198245), (1279, 61535), (1985, 39649), (6395, 12307)]