100815320

素因数分解:

$2^3\times 5^1\times {\mathrm{2520383}}^1$

素因数の和:2520394

約数の個数: 16

約数和(自身を含む): 226834560

約数和(自身を除く): 126019240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2520383, 5040766, 10081532, 12601915, 20163064, 25203830, 50407660, 100815320]

約数ペア:

[(1, 100815320), (2, 50407660), (4, 25203830), (5, 20163064), (8, 12601915), (10, 10081532), (20, 5040766), (40, 2520383)]