254240675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2011}}^1$

素因数の和:2423

約数の個数: 24

約数和(自身を含む): 340551120

約数和(自身を除く): 86310445

約数列:

[1, 5, 13, 25, 65, 325, 389, 1945, 2011, 5057, 9725, 10055, 25285, 26143, 50275, 126425, 130715, 653575, 782279, 3911395, 10169627, 19556975, 50848135, 254240675]

約数ペア:

[(1, 254240675), (5, 50848135), (13, 19556975), (25, 10169627), (65, 3911395), (325, 782279), (389, 653575), (1945, 130715), (2011, 126425), (5057, 50275), (9725, 26143), (10055, 25285)]