163647530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{3931}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 309149568

約数和(自身を除く): 145502038

約数列:

[1, 2, 5, 10, 23, 46, 115, 181, 230, 362, 905, 1810, 3931, 4163, 7862, 8326, 19655, 20815, 39310, 41630, 90413, 180826, 452065, 711511, 904130, 1423022, 3557555, 7115110, 16364753, 32729506, 81823765, 163647530]

約数ペア:

[(1, 163647530), (2, 81823765), (5, 32729506), (10, 16364753), (23, 7115110), (46, 3557555), (115, 1423022), (181, 904130), (230, 711511), (362, 452065), (905, 180826), (1810, 90413), (3931, 41630), (4163, 39310), (7862, 20815), (8326, 19655)]