25375000

素因数分解:

$2^3\times 5^6\times 7^1\times {\mathrm{29}}^1$

素因数の和:72

約数の個数: 112

約数和(自身を含む): 70311600

約数和(自身を除く): 44936600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 100, 116, 125, 140, 145, 175, 200, 203, 232, 250, 280, 290, 350, 406, 500, 580, 625, 700, 725, 812, 875, 1000, 1015, 1160, 1250, 1400, 1450, 1624, 1750, 2030, 2500, 2900, 3125, 3500, 3625, 4060, 4375, 5000, 5075, 5800, 6250, 7000, 7250, 8120, 8750, 10150, 12500, 14500, 15625, 17500, 18125, 20300, 21875, 25000, 25375, 29000, 31250, 35000, 36250, 40600, 43750, 50750, 62500, 72500, 87500, 90625, 101500, 109375, 125000, 126875, 145000, 175000, 181250, 203000, 218750, 253750, 362500, 437500, 453125, 507500, 634375, 725000, 875000, 906250, 1015000, 1268750, 1812500, 2537500, 3171875, 3625000, 5075000, 6343750, 12687500, 25375000]

約数ペア:

[(1, 25375000), (2, 12687500), (4, 6343750), (5, 5075000), (7, 3625000), (8, 3171875), (10, 2537500), (14, 1812500), (20, 1268750), (25, 1015000), (28, 906250), (29, 875000), (35, 725000), (40, 634375), (50, 507500), (56, 453125), (58, 437500), (70, 362500), (100, 253750), (116, 218750), (125, 203000), (140, 181250), (145, 175000), (175, 145000), (200, 126875), (203, 125000), (232, 109375), (250, 101500), (280, 90625), (290, 87500), (350, 72500), (406, 62500), (500, 50750), (580, 43750), (625, 40600), (700, 36250), (725, 35000), (812, 31250), (875, 29000), (1000, 25375), (1015, 25000), (1160, 21875), (1250, 20300), (1400, 18125), (1450, 17500), (1624, 15625), (1750, 14500), (2030, 12500), (2500, 10150), (2900, 8750), (3125, 8120), (3500, 7250), (3625, 7000), (4060, 6250), (4375, 5800), (5000, 5075)]