75202780

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{19087}}^1$

素因数の和:19293

約数の個数: 24

約数和(自身を含む): 158735808

約数和(自身を除く): 83533028

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 19087, 38174, 76348, 95435, 190870, 381740, 3760139, 7520278, 15040556, 18800695, 37601390, 75202780]

約数ペア:

[(1, 75202780), (2, 37601390), (4, 18800695), (5, 15040556), (10, 7520278), (20, 3760139), (197, 381740), (394, 190870), (788, 95435), (985, 76348), (1970, 38174), (3940, 19087)]