55307320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6553}}^1$

素因数の和:6775

約数の個数: 32

約数和(自身を含む): 125050320

約数和(自身を除く): 69743000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 6553, 8440, 13106, 26212, 32765, 52424, 65530, 131060, 262120, 1382683, 2765366, 5530732, 6913415, 11061464, 13826830, 27653660, 55307320]

約数ペア:

[(1, 55307320), (2, 27653660), (4, 13826830), (5, 11061464), (8, 6913415), (10, 5530732), (20, 2765366), (40, 1382683), (211, 262120), (422, 131060), (844, 65530), (1055, 52424), (1688, 32765), (2110, 26212), (4220, 13106), (6553, 8440)]