5640800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:672

約数の個数: 72

約数和(自身を含む): 15045912

約数和(自身を除く): 9405112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 550, 641, 800, 880, 1100, 1282, 1760, 2200, 2564, 3205, 4400, 5128, 6410, 7051, 8800, 10256, 12820, 14102, 16025, 20512, 25640, 28204, 32050, 35255, 51280, 56408, 64100, 70510, 102560, 112816, 128200, 141020, 176275, 225632, 256400, 282040, 352550, 512800, 564080, 705100, 1128160, 1410200, 2820400, 5640800]

約数ペア:

[(1, 5640800), (2, 2820400), (4, 1410200), (5, 1128160), (8, 705100), (10, 564080), (11, 512800), (16, 352550), (20, 282040), (22, 256400), (25, 225632), (32, 176275), (40, 141020), (44, 128200), (50, 112816), (55, 102560), (80, 70510), (88, 64100), (100, 56408), (110, 51280), (160, 35255), (176, 32050), (200, 28204), (220, 25640), (275, 20512), (352, 16025), (400, 14102), (440, 12820), (550, 10256), (641, 8800), (800, 7051), (880, 6410), (1100, 5128), (1282, 4400), (1760, 3205), (2200, 2564)]