25212200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9697}}^1$

素因数の和:9726

約数の個数: 48

約数和(自身を含む): 63133980

約数和(自身を除く): 37921780

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 9697, 19394, 38788, 48485, 77576, 96970, 126061, 193940, 242425, 252122, 387880, 484850, 504244, 630305, 969700, 1008488, 1260610, 1939400, 2521220, 3151525, 5042440, 6303050, 12606100, 25212200]

約数ペア:

[(1, 25212200), (2, 12606100), (4, 6303050), (5, 5042440), (8, 3151525), (10, 2521220), (13, 1939400), (20, 1260610), (25, 1008488), (26, 969700), (40, 630305), (50, 504244), (52, 484850), (65, 387880), (100, 252122), (104, 242425), (130, 193940), (200, 126061), (260, 96970), (325, 77576), (520, 48485), (650, 38788), (1300, 19394), (2600, 9697)]