28816000

素因数分解:

$2^7\times 5^3\times {\mathrm{1801}}^1$

素因数の和:1830

約数の個数: 64

約数和(自身を含む): 71683560

約数和(自身を除く): 42867560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 1801, 2000, 3200, 3602, 4000, 7204, 8000, 9005, 14408, 16000, 18010, 28816, 36020, 45025, 57632, 72040, 90050, 115264, 144080, 180100, 225125, 230528, 288160, 360200, 450250, 576320, 720400, 900500, 1152640, 1440800, 1801000, 2881600, 3602000, 5763200, 7204000, 14408000, 28816000]

約数ペア:

[(1, 28816000), (2, 14408000), (4, 7204000), (5, 5763200), (8, 3602000), (10, 2881600), (16, 1801000), (20, 1440800), (25, 1152640), (32, 900500), (40, 720400), (50, 576320), (64, 450250), (80, 360200), (100, 288160), (125, 230528), (128, 225125), (160, 180100), (200, 144080), (250, 115264), (320, 90050), (400, 72040), (500, 57632), (640, 45025), (800, 36020), (1000, 28816), (1600, 18010), (1801, 16000), (2000, 14408), (3200, 9005), (3602, 8000), (4000, 7204)]