26391625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 36036000

約数和(自身を除く): 9644375

約数列:

[1, 5, 13, 25, 65, 109, 125, 149, 325, 545, 745, 1417, 1625, 1937, 2725, 3725, 7085, 9685, 13625, 16241, 18625, 35425, 48425, 81205, 177125, 211133, 242125, 406025, 1055665, 2030125, 5278325, 26391625]

約数ペア:

[(1, 26391625), (5, 5278325), (13, 2030125), (25, 1055665), (65, 406025), (109, 242125), (125, 211133), (149, 177125), (325, 81205), (545, 48425), (745, 35425), (1417, 18625), (1625, 16241), (1937, 13625), (2725, 9685), (3725, 7085)]