27948800

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:434

約数の個数: 108

約数和(自身を含む): 75656616

約数和(自身を除く): 47707816

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 256, 275, 320, 352, 397, 400, 440, 550, 640, 704, 794, 800, 880, 1100, 1280, 1408, 1588, 1600, 1760, 1985, 2200, 2816, 3176, 3200, 3520, 3970, 4367, 4400, 6352, 6400, 7040, 7940, 8734, 8800, 9925, 12704, 14080, 15880, 17468, 17600, 19850, 21835, 25408, 31760, 34936, 35200, 39700, 43670, 50816, 63520, 69872, 70400, 79400, 87340, 101632, 109175, 127040, 139744, 158800, 174680, 218350, 254080, 279488, 317600, 349360, 436700, 508160, 558976, 635200, 698720, 873400, 1117952, 1270400, 1397440, 1746800, 2540800, 2794880, 3493600, 5589760, 6987200, 13974400, 27948800]

約数ペア:

[(1, 27948800), (2, 13974400), (4, 6987200), (5, 5589760), (8, 3493600), (10, 2794880), (11, 2540800), (16, 1746800), (20, 1397440), (22, 1270400), (25, 1117952), (32, 873400), (40, 698720), (44, 635200), (50, 558976), (55, 508160), (64, 436700), (80, 349360), (88, 317600), (100, 279488), (110, 254080), (128, 218350), (160, 174680), (176, 158800), (200, 139744), (220, 127040), (256, 109175), (275, 101632), (320, 87340), (352, 79400), (397, 70400), (400, 69872), (440, 63520), (550, 50816), (640, 43670), (704, 39700), (794, 35200), (800, 34936), (880, 31760), (1100, 25408), (1280, 21835), (1408, 19850), (1588, 17600), (1600, 17468), (1760, 15880), (1985, 14080), (2200, 12704), (2816, 9925), (3176, 8800), (3200, 8734), (3520, 7940), (3970, 7040), (4367, 6400), (4400, 6352)]