201920375025

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{20870323}}^1$

素因数の和:20870382

約数の個数: 36

約数和(自身を含む): 370072585168

約数和(自身を除く): 168152210143

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 9675, 20870323, 62610969, 104351615, 187832907, 313054845, 521758075, 897423889, 939164535, 1565274225, 2692271667, 4487119445, 4695822675, 8076815001, 13461358335, 22435597225, 40384075005, 67306791675, 201920375025]

約数ペア:

[(1, 201920375025), (3, 67306791675), (5, 40384075005), (9, 22435597225), (15, 13461358335), (25, 8076815001), (43, 4695822675), (45, 4487119445), (75, 2692271667), (129, 1565274225), (215, 939164535), (225, 897423889), (387, 521758075), (645, 313054845), (1075, 187832907), (1935, 104351615), (3225, 62610969), (9675, 20870323)]