25276290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64811}}^1$

素因数の和:64834

約数の個数: 32

約数和(自身を含む): 65330496

約数和(自身を除く): 40054206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 64811, 129622, 194433, 324055, 388866, 648110, 842543, 972165, 1685086, 1944330, 2527629, 4212715, 5055258, 8425430, 12638145, 25276290]

約数ペア:

[(1, 25276290), (2, 12638145), (3, 8425430), (5, 5055258), (6, 4212715), (10, 2527629), (13, 1944330), (15, 1685086), (26, 972165), (30, 842543), (39, 648110), (65, 388866), (78, 324055), (130, 194433), (195, 129622), (390, 64811)]