27635725

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 38485632

約数和(自身を除く): 10849907

約数列:

[1, 5, 13, 25, 31, 65, 155, 169, 211, 325, 403, 775, 845, 1055, 2015, 2743, 4225, 5239, 5275, 6541, 10075, 13715, 26195, 32705, 35659, 68575, 85033, 130975, 163525, 178295, 425165, 891475, 1105429, 2125825, 5527145, 27635725]

約数ペア:

[(1, 27635725), (5, 5527145), (13, 2125825), (25, 1105429), (31, 891475), (65, 425165), (155, 178295), (169, 163525), (211, 130975), (325, 85033), (403, 68575), (775, 35659), (845, 32705), (1055, 26195), (2015, 13715), (2743, 10075), (4225, 6541), (5239, 5275)]