78725125

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{15361}}^1$

素因数の和:15417

約数の個数: 16

約数和(自身を含む): 100651824

約数和(自身を除く): 21926699

約数列:

[1, 5, 25, 41, 125, 205, 1025, 5125, 15361, 76805, 384025, 629801, 1920125, 3149005, 15745025, 78725125]

約数ペア:

[(1, 78725125), (5, 15745025), (25, 3149005), (41, 1920125), (125, 629801), (205, 384025), (1025, 76805), (5125, 15361)]