25515720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{70877}}^1$

素因数の和:70894

約数の個数: 48

約数和(自身を含む): 82927260

約数和(自身を除く): 57411540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 70877, 141754, 212631, 283508, 354385, 425262, 567016, 637893, 708770, 850524, 1063155, 1275786, 1417540, 1701048, 2126310, 2551572, 2835080, 3189465, 4252620, 5103144, 6378930, 8505240, 12757860, 25515720]

約数ペア:

[(1, 25515720), (2, 12757860), (3, 8505240), (4, 6378930), (5, 5103144), (6, 4252620), (8, 3189465), (9, 2835080), (10, 2551572), (12, 2126310), (15, 1701048), (18, 1417540), (20, 1275786), (24, 1063155), (30, 850524), (36, 708770), (40, 637893), (45, 567016), (60, 425262), (72, 354385), (90, 283508), (120, 212631), (180, 141754), (360, 70877)]