99487840

素因数分解:

$2^5\times 5^1\times {\mathrm{621799}}^1$

素因数の和:621814

約数の個数: 24

約数和(自身を含む): 235040400

約数和(自身を除く): 135552560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 621799, 1243598, 2487196, 3108995, 4974392, 6217990, 9948784, 12435980, 19897568, 24871960, 49743920, 99487840]

約数ペア:

[(1, 99487840), (2, 49743920), (4, 24871960), (5, 19897568), (8, 12435980), (10, 9948784), (16, 6217990), (20, 4974392), (32, 3108995), (40, 2487196), (80, 1243598), (160, 621799)]