289976510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1\times {\mathrm{1009}}^1$

素因数の和:2036

約数の個数: 32

約数和(自身を含む): 541036800

約数和(自身を除く): 251060290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 991, 1009, 1982, 2018, 4955, 5045, 9910, 10090, 28739, 29261, 57478, 58522, 143695, 146305, 287390, 292610, 999919, 1999838, 4999595, 9999190, 28997651, 57995302, 144988255, 289976510]

約数ペア:

[(1, 289976510), (2, 144988255), (5, 57995302), (10, 28997651), (29, 9999190), (58, 4999595), (145, 1999838), (290, 999919), (991, 292610), (1009, 287390), (1982, 146305), (2018, 143695), (4955, 58522), (5045, 57478), (9910, 29261), (10090, 28739)]