200403320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{385391}}^1$

素因数の和:385415

約数の個数: 32

約数和(自身を含む): 485593920

約数和(自身を除く): 285190600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 385391, 770782, 1541564, 1926955, 3083128, 3853910, 5010083, 7707820, 10020166, 15415640, 20040332, 25050415, 40080664, 50100830, 100201660, 200403320]

約数ペア:

[(1, 200403320), (2, 100201660), (4, 50100830), (5, 40080664), (8, 25050415), (10, 20040332), (13, 15415640), (20, 10020166), (26, 7707820), (40, 5010083), (52, 3853910), (65, 3083128), (104, 1926955), (130, 1541564), (260, 770782), (520, 385391)]