168991630

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{75781}}^1$

素因数の和:76011

約数の個数: 16

約数和(自身を含む): 305553024

約数和(自身を除く): 136561394

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 75781, 151562, 378905, 757810, 16899163, 33798326, 84495815, 168991630]

約数ペア:

[(1, 168991630), (2, 84495815), (5, 33798326), (10, 16899163), (223, 757810), (446, 378905), (1115, 151562), (2230, 75781)]