28222400

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 84

約数和(自身を含む): 71810880

約数和(自身を除く): 43588480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 569, 620, 775, 800, 992, 1138, 1240, 1550, 1600, 1984, 2276, 2480, 2845, 3100, 4552, 4960, 5690, 6200, 9104, 9920, 11380, 12400, 14225, 17639, 18208, 22760, 24800, 28450, 35278, 36416, 45520, 49600, 56900, 70556, 88195, 91040, 113800, 141112, 176390, 182080, 227600, 282224, 352780, 440975, 455200, 564448, 705560, 881950, 910400, 1128896, 1411120, 1763900, 2822240, 3527800, 5644480, 7055600, 14111200, 28222400]

約数ペア:

[(1, 28222400), (2, 14111200), (4, 7055600), (5, 5644480), (8, 3527800), (10, 2822240), (16, 1763900), (20, 1411120), (25, 1128896), (31, 910400), (32, 881950), (40, 705560), (50, 564448), (62, 455200), (64, 440975), (80, 352780), (100, 282224), (124, 227600), (155, 182080), (160, 176390), (200, 141112), (248, 113800), (310, 91040), (320, 88195), (400, 70556), (496, 56900), (569, 49600), (620, 45520), (775, 36416), (800, 35278), (992, 28450), (1138, 24800), (1240, 22760), (1550, 18208), (1600, 17639), (1984, 14225), (2276, 12400), (2480, 11380), (2845, 9920), (3100, 9104), (4552, 6200), (4960, 5690)]