12779800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 33502320

約数和(自身を除く): 20722520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 37, 40, 44, 50, 55, 74, 88, 100, 110, 148, 157, 185, 200, 220, 275, 296, 314, 370, 407, 440, 550, 628, 740, 785, 814, 925, 1100, 1256, 1480, 1570, 1628, 1727, 1850, 2035, 2200, 3140, 3256, 3454, 3700, 3925, 4070, 5809, 6280, 6908, 7400, 7850, 8140, 8635, 10175, 11618, 13816, 15700, 16280, 17270, 20350, 23236, 29045, 31400, 34540, 40700, 43175, 46472, 58090, 63899, 69080, 81400, 86350, 116180, 127798, 145225, 172700, 232360, 255596, 290450, 319495, 345400, 511192, 580900, 638990, 1161800, 1277980, 1597475, 2555960, 3194950, 6389900, 12779800]

約数ペア:

[(1, 12779800), (2, 6389900), (4, 3194950), (5, 2555960), (8, 1597475), (10, 1277980), (11, 1161800), (20, 638990), (22, 580900), (25, 511192), (37, 345400), (40, 319495), (44, 290450), (50, 255596), (55, 232360), (74, 172700), (88, 145225), (100, 127798), (110, 116180), (148, 86350), (157, 81400), (185, 69080), (200, 63899), (220, 58090), (275, 46472), (296, 43175), (314, 40700), (370, 34540), (407, 31400), (440, 29045), (550, 23236), (628, 20350), (740, 17270), (785, 16280), (814, 15700), (925, 13816), (1100, 11618), (1256, 10175), (1480, 8635), (1570, 8140), (1628, 7850), (1727, 7400), (1850, 6908), (2035, 6280), (2200, 5809), (3140, 4070), (3256, 3925), (3454, 3700)]