155738260

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3853}}^1$

素因数の和:3952

約数の個数: 48

約数和(自身を含む): 341865216

約数和(自身を除く): 186126956

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 860, 940, 2021, 3853, 4042, 7706, 8084, 10105, 15412, 19265, 20210, 38530, 40420, 77060, 165679, 181091, 331358, 362182, 662716, 724364, 828395, 905455, 1656790, 1810910, 3313580, 3621820, 7786913, 15573826, 31147652, 38934565, 77869130, 155738260]

約数ペア:

[(1, 155738260), (2, 77869130), (4, 38934565), (5, 31147652), (10, 15573826), (20, 7786913), (43, 3621820), (47, 3313580), (86, 1810910), (94, 1656790), (172, 905455), (188, 828395), (215, 724364), (235, 662716), (430, 362182), (470, 331358), (860, 181091), (940, 165679), (2021, 77060), (3853, 40420), (4042, 38530), (7706, 20210), (8084, 19265), (10105, 15412)]