2682500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 60

約数和(自身を含む): 6232380

約数和(自身を除く): 3549880

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 37, 50, 58, 74, 100, 116, 125, 145, 148, 185, 250, 290, 370, 500, 580, 625, 725, 740, 925, 1073, 1250, 1450, 1850, 2146, 2500, 2900, 3625, 3700, 4292, 4625, 5365, 7250, 9250, 10730, 14500, 18125, 18500, 21460, 23125, 26825, 36250, 46250, 53650, 72500, 92500, 107300, 134125, 268250, 536500, 670625, 1341250, 2682500]

約数ペア:

[(1, 2682500), (2, 1341250), (4, 670625), (5, 536500), (10, 268250), (20, 134125), (25, 107300), (29, 92500), (37, 72500), (50, 53650), (58, 46250), (74, 36250), (100, 26825), (116, 23125), (125, 21460), (145, 18500), (148, 18125), (185, 14500), (250, 10730), (290, 9250), (370, 7250), (500, 5365), (580, 4625), (625, 4292), (725, 3700), (740, 3625), (925, 2900), (1073, 2500), (1250, 2146), (1450, 1850)]