25353640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48757}}^1$

素因数の和:48781

約数の個数: 32

約数和(自身を含む): 61435080

約数和(自身を除く): 36081440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48757, 97514, 195028, 243785, 390056, 487570, 633841, 975140, 1267682, 1950280, 2535364, 3169205, 5070728, 6338410, 12676820, 25353640]

約数ペア:

[(1, 25353640), (2, 12676820), (4, 6338410), (5, 5070728), (8, 3169205), (10, 2535364), (13, 1950280), (20, 1267682), (26, 975140), (40, 633841), (52, 487570), (65, 390056), (104, 243785), (130, 195028), (260, 97514), (520, 48757)]