260127985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97609}}^1$

素因数の和:97668

約数の個数: 16

約数和(自身を含む): 344368080

約数和(自身を除く): 84240095

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 97609, 488045, 1268917, 4001969, 6344585, 20009845, 52025597, 260127985]

約数ペア:

[(1, 260127985), (5, 52025597), (13, 20009845), (41, 6344585), (65, 4001969), (205, 1268917), (533, 488045), (2665, 97609)]