25652120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49331}}^1$

素因数の和:49355

約数の個数: 32

約数和(自身を含む): 62158320

約数和(自身を除く): 36506200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 49331, 98662, 197324, 246655, 394648, 493310, 641303, 986620, 1282606, 1973240, 2565212, 3206515, 5130424, 6413030, 12826060, 25652120]

約数ペア:

[(1, 25652120), (2, 12826060), (4, 6413030), (5, 5130424), (8, 3206515), (10, 2565212), (13, 1973240), (20, 1282606), (26, 986620), (40, 641303), (52, 493310), (65, 394648), (104, 246655), (130, 197324), (260, 98662), (520, 49331)]