78059420

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{6367}}^1$

素因数の和:6989

約数の個数: 24

約数和(自身を含む): 164217984

約数和(自身を除く): 86158564

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 6367, 12260, 12734, 25468, 31835, 63670, 127340, 3902971, 7805942, 15611884, 19514855, 39029710, 78059420]

約数ペア:

[(1, 78059420), (2, 39029710), (4, 19514855), (5, 15611884), (10, 7805942), (20, 3902971), (613, 127340), (1226, 63670), (2452, 31835), (3065, 25468), (6130, 12734), (6367, 12260)]