20122500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{2683}}^1$

素因数の和:2710

約数の個数: 60

約数和(自身を含む): 58693712

約数和(自身を除く): 38571212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 625, 750, 1250, 1500, 1875, 2500, 2683, 3750, 5366, 7500, 8049, 10732, 13415, 16098, 26830, 32196, 40245, 53660, 67075, 80490, 134150, 160980, 201225, 268300, 335375, 402450, 670750, 804900, 1006125, 1341500, 1676875, 2012250, 3353750, 4024500, 5030625, 6707500, 10061250, 20122500]

約数ペア:

[(1, 20122500), (2, 10061250), (3, 6707500), (4, 5030625), (5, 4024500), (6, 3353750), (10, 2012250), (12, 1676875), (15, 1341500), (20, 1006125), (25, 804900), (30, 670750), (50, 402450), (60, 335375), (75, 268300), (100, 201225), (125, 160980), (150, 134150), (250, 80490), (300, 67075), (375, 53660), (500, 40245), (625, 32196), (750, 26830), (1250, 16098), (1500, 13415), (1875, 10732), (2500, 8049), (2683, 7500), (3750, 5366)]