20155756325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{419693}}^1$

素因数の和:419833

約数の個数: 24

約数和(自身を含む): 26697574728

約数和(自身を除く): 6541818403

約数列:

[1, 5, 17, 25, 85, 113, 425, 565, 1921, 2825, 9605, 48025, 419693, 2098465, 7134781, 10492325, 35673905, 47425309, 178369525, 237126545, 806230253, 1185632725, 4031151265, 20155756325]

約数ペア:

[(1, 20155756325), (5, 4031151265), (17, 1185632725), (25, 806230253), (85, 237126545), (113, 178369525), (425, 47425309), (565, 35673905), (1921, 10492325), (2825, 7134781), (9605, 2098465), (48025, 419693)]