1261500

素因数分解:

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

素因数の和:80

約数の個数: 72

約数和(自身を含む): 3804528

約数和(自身を除く): 2543028

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, 725, 750, 841, 870, 1450, 1500, 1682, 1740, 2175, 2523, 2900, 3364, 3625, 4205, 4350, 5046, 7250, 8410, 8700, 10092, 10875, 12615, 14500, 16820, 21025, 21750, 25230, 42050, 43500, 50460, 63075, 84100, 105125, 126150, 210250, 252300, 315375, 420500, 630750, 1261500]

約数ペア:

[(1, 1261500), (2, 630750), (3, 420500), (4, 315375), (5, 252300), (6, 210250), (10, 126150), (12, 105125), (15, 84100), (20, 63075), (25, 50460), (29, 43500), (30, 42050), (50, 25230), (58, 21750), (60, 21025), (75, 16820), (87, 14500), (100, 12615), (116, 10875), (125, 10092), (145, 8700), (150, 8410), (174, 7250), (250, 5046), (290, 4350), (300, 4205), (348, 3625), (375, 3364), (435, 2900), (500, 2523), (580, 2175), (725, 1740), (750, 1682), (841, 1500), (870, 1450)]