2545985

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 3478464

約数和(自身を除く): 932479

約数列:

[1, 5, 13, 23, 65, 115, 131, 169, 299, 655, 845, 1495, 1703, 3013, 3887, 8515, 15065, 19435, 22139, 39169, 110695, 195845, 509197, 2545985]

約数ペア:

[(1, 2545985), (5, 509197), (13, 195845), (23, 110695), (65, 39169), (115, 22139), (131, 19435), (169, 15065), (299, 8515), (655, 3887), (845, 3013), (1495, 1703)]