25253305

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 39070080

約数和(自身を除く): 13816775

約数列:

[1, 5, 7, 11, 35, 55, 67, 77, 89, 121, 335, 385, 445, 469, 605, 623, 737, 847, 979, 2345, 3115, 3685, 4235, 4895, 5159, 5963, 6853, 8107, 10769, 25795, 29815, 34265, 40535, 41741, 53845, 56749, 65593, 75383, 208705, 283745, 327965, 376915, 459151, 721523, 2295755, 3607615, 5050661, 25253305]

約数ペア:

[(1, 25253305), (5, 5050661), (7, 3607615), (11, 2295755), (35, 721523), (55, 459151), (67, 376915), (77, 327965), (89, 283745), (121, 208705), (335, 75383), (385, 65593), (445, 56749), (469, 53845), (605, 41741), (623, 40535), (737, 34265), (847, 29815), (979, 25795), (2345, 10769), (3115, 8107), (3685, 6853), (4235, 5963), (4895, 5159)]