81212210

素因数分解:

$2^1\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{8017}}^1$

素因数の和:9037

約数の個数: 16

約数和(自身を含む): 146344536

約数和(自身を除く): 65132326

約数列:

[1, 2, 5, 10, 1013, 2026, 5065, 8017, 10130, 16034, 40085, 80170, 8121221, 16242442, 40606105, 81212210]

約数ペア:

[(1, 81212210), (2, 40606105), (5, 16242442), (10, 8121221), (1013, 80170), (2026, 40085), (5065, 16034), (8017, 10130)]