20562425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{419}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 27706560

約数和(自身を除く): 7144135

約数列:

[1, 5, 13, 25, 65, 151, 325, 419, 755, 1963, 2095, 3775, 5447, 9815, 10475, 27235, 49075, 63269, 136175, 316345, 822497, 1581725, 4112485, 20562425]

約数ペア:

[(1, 20562425), (5, 4112485), (13, 1581725), (25, 822497), (65, 316345), (151, 136175), (325, 63269), (419, 49075), (755, 27235), (1963, 10475), (2095, 9815), (3775, 5447)]