2040373075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{16139}}^1$

素因数の和:16551

約数の個数: 24

約数和(自身を含む): 2731856400

約数和(自身を除く): 691483325

約数列:

[1, 5, 13, 25, 65, 325, 389, 1945, 5057, 9725, 16139, 25285, 80695, 126425, 209807, 403475, 1049035, 5245175, 6278071, 31390355, 81614923, 156951775, 408074615, 2040373075]

約数ペア:

[(1, 2040373075), (5, 408074615), (13, 156951775), (25, 81614923), (65, 31390355), (325, 6278071), (389, 5245175), (1945, 1049035), (5057, 403475), (9725, 209807), (16139, 126425), (25285, 80695)]