12802000

素因数分解:

$2^4\times 5^3\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 31975632

約数和(自身を除く): 19173632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 125, 148, 173, 185, 200, 250, 296, 346, 370, 400, 500, 592, 692, 740, 865, 925, 1000, 1384, 1480, 1730, 1850, 2000, 2768, 2960, 3460, 3700, 4325, 4625, 6401, 6920, 7400, 8650, 9250, 12802, 13840, 14800, 17300, 18500, 21625, 25604, 32005, 34600, 37000, 43250, 51208, 64010, 69200, 74000, 86500, 102416, 128020, 160025, 173000, 256040, 320050, 346000, 512080, 640100, 800125, 1280200, 1600250, 2560400, 3200500, 6401000, 12802000]

約数ペア:

[(1, 12802000), (2, 6401000), (4, 3200500), (5, 2560400), (8, 1600250), (10, 1280200), (16, 800125), (20, 640100), (25, 512080), (37, 346000), (40, 320050), (50, 256040), (74, 173000), (80, 160025), (100, 128020), (125, 102416), (148, 86500), (173, 74000), (185, 69200), (200, 64010), (250, 51208), (296, 43250), (346, 37000), (370, 34600), (400, 32005), (500, 25604), (592, 21625), (692, 18500), (740, 17300), (865, 14800), (925, 13840), (1000, 12802), (1384, 9250), (1480, 8650), (1730, 7400), (1850, 6920), (2000, 6401), (2768, 4625), (2960, 4325), (3460, 3700)]