1326400

素因数分解:

$2^6\times 5^2\times {\mathrm{829}}^1$

素因数の和:851

約数の個数: 42

約数和(自身を含む): 3267710

約数和(自身を除く): 1941310

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 829, 1600, 1658, 3316, 4145, 6632, 8290, 13264, 16580, 20725, 26528, 33160, 41450, 53056, 66320, 82900, 132640, 165800, 265280, 331600, 663200, 1326400]

約数ペア:

[(1, 1326400), (2, 663200), (4, 331600), (5, 265280), (8, 165800), (10, 132640), (16, 82900), (20, 66320), (25, 53056), (32, 41450), (40, 33160), (50, 26528), (64, 20725), (80, 16580), (100, 13264), (160, 8290), (200, 6632), (320, 4145), (400, 3316), (800, 1658), (829, 1600)]