108800

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1$

素因数の和:43

約数の個数: 54

約数和(自身を含む): 285138

約数和(自身を除く): 176338

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 256, 272, 320, 340, 400, 425, 544, 640, 680, 800, 850, 1088, 1280, 1360, 1600, 1700, 2176, 2720, 3200, 3400, 4352, 5440, 6400, 6800, 10880, 13600, 21760, 27200, 54400, 108800]

約数ペア:

[(1, 108800), (2, 54400), (4, 27200), (5, 21760), (8, 13600), (10, 10880), (16, 6800), (17, 6400), (20, 5440), (25, 4352), (32, 3400), (34, 3200), (40, 2720), (50, 2176), (64, 1700), (68, 1600), (80, 1360), (85, 1280), (100, 1088), (128, 850), (136, 800), (160, 680), (170, 640), (200, 544), (256, 425), (272, 400), (320, 340)]