28405500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 85700160

約数和(自身を除く): 57294660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 125, 145, 150, 174, 250, 290, 300, 348, 375, 435, 500, 580, 653, 725, 750, 870, 1306, 1450, 1500, 1740, 1959, 2175, 2612, 2900, 3265, 3625, 3918, 4350, 6530, 7250, 7836, 8700, 9795, 10875, 13060, 14500, 16325, 18937, 19590, 21750, 32650, 37874, 39180, 43500, 48975, 56811, 65300, 75748, 81625, 94685, 97950, 113622, 163250, 189370, 195900, 227244, 244875, 284055, 326500, 378740, 473425, 489750, 568110, 946850, 979500, 1136220, 1420275, 1893700, 2367125, 2840550, 4734250, 5681100, 7101375, 9468500, 14202750, 28405500]

約数ペア:

[(1, 28405500), (2, 14202750), (3, 9468500), (4, 7101375), (5, 5681100), (6, 4734250), (10, 2840550), (12, 2367125), (15, 1893700), (20, 1420275), (25, 1136220), (29, 979500), (30, 946850), (50, 568110), (58, 489750), (60, 473425), (75, 378740), (87, 326500), (100, 284055), (116, 244875), (125, 227244), (145, 195900), (150, 189370), (174, 163250), (250, 113622), (290, 97950), (300, 94685), (348, 81625), (375, 75748), (435, 65300), (500, 56811), (580, 48975), (653, 43500), (725, 39180), (750, 37874), (870, 32650), (1306, 21750), (1450, 19590), (1500, 18937), (1740, 16325), (1959, 14500), (2175, 13060), (2612, 10875), (2900, 9795), (3265, 8700), (3625, 7836), (3918, 7250), (4350, 6530)]