201994464025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{7121}}^1\times {\mathrm{26387}}^1$

素因数の和:33561

約数の個数: 24

約数和(自身を含む): 256343798304

約数和(自身を除く): 54349334279

約数列:

[1, 5, 25, 43, 215, 1075, 7121, 26387, 35605, 131935, 178025, 306203, 659675, 1134641, 1531015, 5673205, 7655075, 28366025, 187901827, 939509135, 4697545675, 8079778561, 40398892805, 201994464025]

約数ペア:

[(1, 201994464025), (5, 40398892805), (25, 8079778561), (43, 4697545675), (215, 939509135), (1075, 187901827), (7121, 28366025), (26387, 7655075), (35605, 5673205), (131935, 1531015), (178025, 1134641), (306203, 659675)]