200494520

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{7583}}^1$

素因数の和:8255

約数の個数: 32

約数和(自身を含む): 451854720

約数和(自身を除く): 251360200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 7583, 13220, 15166, 26440, 30332, 37915, 60664, 75830, 151660, 303320, 5012363, 10024726, 20049452, 25061815, 40098904, 50123630, 100247260, 200494520]

約数ペア:

[(1, 200494520), (2, 100247260), (4, 50123630), (5, 40098904), (8, 25061815), (10, 20049452), (20, 10024726), (40, 5012363), (661, 303320), (1322, 151660), (2644, 75830), (3305, 60664), (5288, 37915), (6610, 30332), (7583, 26440), (13220, 15166)]