25225980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32341}}^1$

素因数の和:32366

約数の個数: 48

約数和(自身を含む): 76068384

約数和(自身を除く): 50842404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32341, 64682, 97023, 129364, 161705, 194046, 323410, 388092, 420433, 485115, 646820, 840866, 970230, 1261299, 1681732, 1940460, 2102165, 2522598, 4204330, 5045196, 6306495, 8408660, 12612990, 25225980]

約数ペア:

[(1, 25225980), (2, 12612990), (3, 8408660), (4, 6306495), (5, 5045196), (6, 4204330), (10, 2522598), (12, 2102165), (13, 1940460), (15, 1681732), (20, 1261299), (26, 970230), (30, 840866), (39, 646820), (52, 485115), (60, 420433), (65, 388092), (78, 323410), (130, 194046), (156, 161705), (195, 129364), (260, 97023), (390, 64682), (780, 32341)]