2598800

素因数分解:

$2^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 60

約数和(自身を含む): 6400260

約数和(自身を除く): 3801460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 89, 100, 146, 178, 200, 292, 356, 365, 400, 445, 584, 712, 730, 890, 1168, 1424, 1460, 1780, 1825, 2225, 2920, 3560, 3650, 4450, 5840, 6497, 7120, 7300, 8900, 12994, 14600, 17800, 25988, 29200, 32485, 35600, 51976, 64970, 103952, 129940, 162425, 259880, 324850, 519760, 649700, 1299400, 2598800]

約数ペア:

[(1, 2598800), (2, 1299400), (4, 649700), (5, 519760), (8, 324850), (10, 259880), (16, 162425), (20, 129940), (25, 103952), (40, 64970), (50, 51976), (73, 35600), (80, 32485), (89, 29200), (100, 25988), (146, 17800), (178, 14600), (200, 12994), (292, 8900), (356, 7300), (365, 7120), (400, 6497), (445, 5840), (584, 4450), (712, 3650), (730, 3560), (890, 2920), (1168, 2225), (1424, 1825), (1460, 1780)]