1277500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{73}}^1$

素因数の和:104

約数の個数: 60

約数和(自身を含む): 3236464

約数和(自身を除く): 1958964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 73, 100, 125, 140, 146, 175, 250, 292, 350, 365, 500, 511, 625, 700, 730, 875, 1022, 1250, 1460, 1750, 1825, 2044, 2500, 2555, 3500, 3650, 4375, 5110, 7300, 8750, 9125, 10220, 12775, 17500, 18250, 25550, 36500, 45625, 51100, 63875, 91250, 127750, 182500, 255500, 319375, 638750, 1277500]

約数ペア:

[(1, 1277500), (2, 638750), (4, 319375), (5, 255500), (7, 182500), (10, 127750), (14, 91250), (20, 63875), (25, 51100), (28, 45625), (35, 36500), (50, 25550), (70, 18250), (73, 17500), (100, 12775), (125, 10220), (140, 9125), (146, 8750), (175, 7300), (250, 5110), (292, 4375), (350, 3650), (365, 3500), (500, 2555), (511, 2500), (625, 2044), (700, 1825), (730, 1750), (875, 1460), (1022, 1250)]