198023900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{37363}}^1$

素因数の和:37430

約数の個数: 36

約数和(自身を含む): 437831352

約数和(自身を除く): 239807452

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 37363, 74726, 149452, 186815, 373630, 747260, 934075, 1868150, 1980239, 3736300, 3960478, 7920956, 9901195, 19802390, 39604780, 49505975, 99011950, 198023900]

約数ペア:

[(1, 198023900), (2, 99011950), (4, 49505975), (5, 39604780), (10, 19802390), (20, 9901195), (25, 7920956), (50, 3960478), (53, 3736300), (100, 1980239), (106, 1868150), (212, 934075), (265, 747260), (530, 373630), (1060, 186815), (1325, 149452), (2650, 74726), (5300, 37363)]