201445075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{619831}}^1$

素因数の和:619854

約数の個数: 12

約数和(自身を含む): 269007088

約数和(自身を除く): 67562013

約数列:

[1, 5, 13, 25, 65, 325, 619831, 3099155, 8057803, 15495775, 40289015, 201445075]

約数ペア:

[(1, 201445075), (5, 40289015), (13, 15495775), (25, 8057803), (65, 3099155), (325, 619831)]