158207905

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{691}}^1\times {\mathrm{1579}}^1$

素因数の和:2304

約数の個数: 16

約数和(自身を含む): 196804800

約数和(自身を除く): 38596895

約数列:

[1, 5, 29, 145, 691, 1579, 3455, 7895, 20039, 45791, 100195, 228955, 1091089, 5455445, 31641581, 158207905]

約数ペア:

[(1, 158207905), (5, 31641581), (29, 5455445), (145, 1091089), (691, 228955), (1579, 100195), (3455, 45791), (7895, 20039)]