200505890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{29101}}^1$

素因数の和:29174

約数の個数: 32

約数和(自身を含む): 396020016

約数和(自身を除く): 195514126

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 29101, 58202, 145505, 291010, 378313, 756626, 1542353, 1891565, 3084706, 3783130, 7711765, 15423530, 20050589, 40101178, 100252945, 200505890]

約数ペア:

[(1, 200505890), (2, 100252945), (5, 40101178), (10, 20050589), (13, 15423530), (26, 7711765), (53, 3783130), (65, 3084706), (106, 1891565), (130, 1542353), (265, 756626), (530, 378313), (689, 291010), (1378, 145505), (3445, 58202), (6890, 29101)]