68717875

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{5443}}^1$

素因数の和:5559

約数の個数: 16

約数和(自身を含む): 86624928

約数和(自身を除く): 17907053

約数列:

[1, 5, 25, 101, 125, 505, 2525, 5443, 12625, 27215, 136075, 549743, 680375, 2748715, 13743575, 68717875]

約数ペア:

[(1, 68717875), (5, 13743575), (25, 2748715), (101, 680375), (125, 549743), (505, 136075), (2525, 27215), (5443, 12625)]