90305380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5623}}^1$

素因数の和:5716

約数の個数: 48

約数和(自身を含む): 209752704

約数和(自身を除く): 119447324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 5623, 8030, 11246, 16060, 22492, 28115, 56230, 61853, 112460, 123706, 247412, 309265, 410479, 618530, 820958, 1237060, 1641916, 2052395, 4104790, 4515269, 8209580, 9030538, 18061076, 22576345, 45152690, 90305380]

約数ペア:

[(1, 90305380), (2, 45152690), (4, 22576345), (5, 18061076), (10, 9030538), (11, 8209580), (20, 4515269), (22, 4104790), (44, 2052395), (55, 1641916), (73, 1237060), (110, 820958), (146, 618530), (220, 410479), (292, 309265), (365, 247412), (730, 123706), (803, 112460), (1460, 61853), (1606, 56230), (3212, 28115), (4015, 22492), (5623, 16060), (8030, 11246)]