211208710

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 396605664

約数和(自身を除く): 185396954

約数列:

[1, 2, 5, 10, 53, 73, 103, 106, 146, 206, 265, 365, 515, 530, 730, 1030, 2809, 3869, 5459, 5618, 7519, 7738, 10918, 14045, 15038, 19345, 27295, 28090, 37595, 38690, 54590, 75190, 205057, 289327, 398507, 410114, 578654, 797014, 1025285, 1446635, 1992535, 2050570, 2893270, 3985070, 21120871, 42241742, 105604355, 211208710]

約数ペア:

[(1, 211208710), (2, 105604355), (5, 42241742), (10, 21120871), (53, 3985070), (73, 2893270), (103, 2050570), (106, 1992535), (146, 1446635), (206, 1025285), (265, 797014), (365, 578654), (515, 410114), (530, 398507), (730, 289327), (1030, 205057), (2809, 75190), (3869, 54590), (5459, 38690), (5618, 37595), (7519, 28090), (7738, 27295), (10918, 19345), (14045, 15038)]