125912500

素因数分解:

$2^2\times 5^5\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 314979840

約数和(自身を除く): 189067340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1439, 1750, 2500, 2878, 3125, 3500, 4375, 5756, 6250, 7195, 8750, 10073, 12500, 14390, 17500, 20146, 21875, 28780, 35975, 40292, 43750, 50365, 71950, 87500, 100730, 143900, 179875, 201460, 251825, 359750, 503650, 719500, 899375, 1007300, 1259125, 1798750, 2518250, 3597500, 4496875, 5036500, 6295625, 8993750, 12591250, 17987500, 25182500, 31478125, 62956250, 125912500]

約数ペア:

[(1, 125912500), (2, 62956250), (4, 31478125), (5, 25182500), (7, 17987500), (10, 12591250), (14, 8993750), (20, 6295625), (25, 5036500), (28, 4496875), (35, 3597500), (50, 2518250), (70, 1798750), (100, 1259125), (125, 1007300), (140, 899375), (175, 719500), (250, 503650), (350, 359750), (500, 251825), (625, 201460), (700, 179875), (875, 143900), (1250, 100730), (1439, 87500), (1750, 71950), (2500, 50365), (2878, 43750), (3125, 40292), (3500, 35975), (4375, 28780), (5756, 21875), (6250, 20146), (7195, 17500), (8750, 14390), (10073, 12500)]