84802000

素因数分解:

$2^4\times 5^3\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:521

約数の個数: 80

約数和(自身を含む): 207464400

約数和(自身を除く): 122662400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 125, 200, 218, 250, 389, 400, 436, 500, 545, 778, 872, 1000, 1090, 1556, 1744, 1945, 2000, 2180, 2725, 3112, 3890, 4360, 5450, 6224, 7780, 8720, 9725, 10900, 13625, 15560, 19450, 21800, 27250, 31120, 38900, 42401, 43600, 48625, 54500, 77800, 84802, 97250, 109000, 155600, 169604, 194500, 212005, 218000, 339208, 389000, 424010, 678416, 778000, 848020, 1060025, 1696040, 2120050, 3392080, 4240100, 5300125, 8480200, 10600250, 16960400, 21200500, 42401000, 84802000]

約数ペア:

[(1, 84802000), (2, 42401000), (4, 21200500), (5, 16960400), (8, 10600250), (10, 8480200), (16, 5300125), (20, 4240100), (25, 3392080), (40, 2120050), (50, 1696040), (80, 1060025), (100, 848020), (109, 778000), (125, 678416), (200, 424010), (218, 389000), (250, 339208), (389, 218000), (400, 212005), (436, 194500), (500, 169604), (545, 155600), (778, 109000), (872, 97250), (1000, 84802), (1090, 77800), (1556, 54500), (1744, 48625), (1945, 43600), (2000, 42401), (2180, 38900), (2725, 31120), (3112, 27250), (3890, 21800), (4360, 19450), (5450, 15560), (6224, 13625), (7780, 10900), (8720, 9725)]