103436800

素因数分解:

$2^9\times 5^2\times {\mathrm{8081}}^1$

素因数の和:8109

約数の個数: 60

約数和(自身を含む): 256304466

約数和(自身を除く): 152867666

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 8081, 12800, 16162, 32324, 40405, 64648, 80810, 129296, 161620, 202025, 258592, 323240, 404050, 517184, 646480, 808100, 1034368, 1292960, 1616200, 2068736, 2585920, 3232400, 4137472, 5171840, 6464800, 10343680, 12929600, 20687360, 25859200, 51718400, 103436800]

約数ペア:

[(1, 103436800), (2, 51718400), (4, 25859200), (5, 20687360), (8, 12929600), (10, 10343680), (16, 6464800), (20, 5171840), (25, 4137472), (32, 3232400), (40, 2585920), (50, 2068736), (64, 1616200), (80, 1292960), (100, 1034368), (128, 808100), (160, 646480), (200, 517184), (256, 404050), (320, 323240), (400, 258592), (512, 202025), (640, 161620), (800, 129296), (1280, 80810), (1600, 64648), (2560, 40405), (3200, 32324), (6400, 16162), (8081, 12800)]