502045

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 16

約数和(自身を含む): 645120

約数和(自身を除く): 143075

約数列:

[1, 5, 31, 41, 79, 155, 205, 395, 1271, 2449, 3239, 6355, 12245, 16195, 100409, 502045]

約数ペア:

[(1, 502045), (5, 100409), (31, 16195), (41, 12245), (79, 6355), (155, 3239), (205, 2449), (395, 1271)]