25165000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{719}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 67478400

約数和(自身を除く): 42313400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 719, 875, 1000, 1250, 1400, 1438, 1750, 2500, 2876, 3500, 3595, 4375, 5000, 5033, 5752, 7000, 7190, 8750, 10066, 14380, 17500, 17975, 20132, 25165, 28760, 35000, 35950, 40264, 50330, 71900, 89875, 100660, 125825, 143800, 179750, 201320, 251650, 359500, 449375, 503300, 629125, 719000, 898750, 1006600, 1258250, 1797500, 2516500, 3145625, 3595000, 5033000, 6291250, 12582500, 25165000]

約数ペア:

[(1, 25165000), (2, 12582500), (4, 6291250), (5, 5033000), (7, 3595000), (8, 3145625), (10, 2516500), (14, 1797500), (20, 1258250), (25, 1006600), (28, 898750), (35, 719000), (40, 629125), (50, 503300), (56, 449375), (70, 359500), (100, 251650), (125, 201320), (140, 179750), (175, 143800), (200, 125825), (250, 100660), (280, 89875), (350, 71900), (500, 50330), (625, 40264), (700, 35950), (719, 35000), (875, 28760), (1000, 25165), (1250, 20132), (1400, 17975), (1438, 17500), (1750, 14380), (2500, 10066), (2876, 8750), (3500, 7190), (3595, 7000), (4375, 5752), (5000, 5033)]