205736155

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 261854208

約数和(自身を除く): 56118053

約数列:

[1, 5, 41, 47, 131, 163, 205, 235, 655, 815, 1927, 5371, 6157, 6683, 7661, 9635, 21353, 26855, 30785, 33415, 38305, 106765, 252437, 314101, 875473, 1003591, 1262185, 1570505, 4377365, 5017955, 41147231, 205736155]

約数ペア:

[(1, 205736155), (5, 41147231), (41, 5017955), (47, 4377365), (131, 1570505), (163, 1262185), (205, 1003591), (235, 875473), (655, 314101), (815, 252437), (1927, 106765), (5371, 38305), (6157, 33415), (6683, 30785), (7661, 26855), (9635, 21353)]