201883900

素因数分解:

$2^2\times 5^2\times {\mathrm{821}}^1\times {\mathrm{2459}}^1$

素因数の和:3294

約数の個数: 36

約数和(自身を含む): 438800040

約数和(自身を除く): 236916140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 821, 1642, 2459, 3284, 4105, 4918, 8210, 9836, 12295, 16420, 20525, 24590, 41050, 49180, 61475, 82100, 122950, 245900, 2018839, 4037678, 8075356, 10094195, 20188390, 40376780, 50470975, 100941950, 201883900]

約数ペア:

[(1, 201883900), (2, 100941950), (4, 50470975), (5, 40376780), (10, 20188390), (20, 10094195), (25, 8075356), (50, 4037678), (100, 2018839), (821, 245900), (1642, 122950), (2459, 82100), (3284, 61475), (4105, 49180), (4918, 41050), (8210, 24590), (9836, 20525), (12295, 16420)]