155525320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73361}}^1$

素因数の和:73425

約数の個数: 32

約数和(自身を含む): 356539320

約数和(自身を除く): 201014000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 73361, 146722, 293444, 366805, 586888, 733610, 1467220, 2934440, 3888133, 7776266, 15552532, 19440665, 31105064, 38881330, 77762660, 155525320]

約数ペア:

[(1, 155525320), (2, 77762660), (4, 38881330), (5, 31105064), (8, 19440665), (10, 15552532), (20, 7776266), (40, 3888133), (53, 2934440), (106, 1467220), (212, 733610), (265, 586888), (424, 366805), (530, 293444), (1060, 146722), (2120, 73361)]