12884800

素因数分解:

$2^6\times 5^2\times {\mathrm{8053}}^1$

素因数の和:8075

約数の個数: 42

約数和(自身を含む): 31708598

約数和(自身を除く): 18823798

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 8053, 16106, 32212, 40265, 64424, 80530, 128848, 161060, 201325, 257696, 322120, 402650, 515392, 644240, 805300, 1288480, 1610600, 2576960, 3221200, 6442400, 12884800]

約数ペア:

[(1, 12884800), (2, 6442400), (4, 3221200), (5, 2576960), (8, 1610600), (10, 1288480), (16, 805300), (20, 644240), (25, 515392), (32, 402650), (40, 322120), (50, 257696), (64, 201325), (80, 161060), (100, 128848), (160, 80530), (200, 64424), (320, 40265), (400, 32212), (800, 16106), (1600, 8053)]