51295400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 130330200

約数和(自身を除く): 79034800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 109, 130, 181, 200, 218, 260, 325, 362, 436, 520, 545, 650, 724, 872, 905, 1090, 1300, 1417, 1448, 1810, 2180, 2353, 2600, 2725, 2834, 3620, 4360, 4525, 4706, 5450, 5668, 7085, 7240, 9050, 9412, 10900, 11336, 11765, 14170, 18100, 18824, 19729, 21800, 23530, 28340, 35425, 36200, 39458, 47060, 56680, 58825, 70850, 78916, 94120, 98645, 117650, 141700, 157832, 197290, 235300, 256477, 283400, 394580, 470600, 493225, 512954, 789160, 986450, 1025908, 1282385, 1972900, 2051816, 2564770, 3945800, 5129540, 6411925, 10259080, 12823850, 25647700, 51295400]

約数ペア:

[(1, 51295400), (2, 25647700), (4, 12823850), (5, 10259080), (8, 6411925), (10, 5129540), (13, 3945800), (20, 2564770), (25, 2051816), (26, 1972900), (40, 1282385), (50, 1025908), (52, 986450), (65, 789160), (100, 512954), (104, 493225), (109, 470600), (130, 394580), (181, 283400), (200, 256477), (218, 235300), (260, 197290), (325, 157832), (362, 141700), (436, 117650), (520, 98645), (545, 94120), (650, 78916), (724, 70850), (872, 58825), (905, 56680), (1090, 47060), (1300, 39458), (1417, 36200), (1448, 35425), (1810, 28340), (2180, 23530), (2353, 21800), (2600, 19729), (2725, 18824), (2834, 18100), (3620, 14170), (4360, 11765), (4525, 11336), (4706, 10900), (5450, 9412), (5668, 9050), (7085, 7240)]