2607500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{149}}^1$

素因数の和:180

約数の個数: 60

約数和(自身を含む): 6560400

約数和(自身を除く): 3952900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 149, 175, 250, 298, 350, 500, 596, 625, 700, 745, 875, 1043, 1250, 1490, 1750, 2086, 2500, 2980, 3500, 3725, 4172, 4375, 5215, 7450, 8750, 10430, 14900, 17500, 18625, 20860, 26075, 37250, 52150, 74500, 93125, 104300, 130375, 186250, 260750, 372500, 521500, 651875, 1303750, 2607500]

約数ペア:

[(1, 2607500), (2, 1303750), (4, 651875), (5, 521500), (7, 372500), (10, 260750), (14, 186250), (20, 130375), (25, 104300), (28, 93125), (35, 74500), (50, 52150), (70, 37250), (100, 26075), (125, 20860), (140, 18625), (149, 17500), (175, 14900), (250, 10430), (298, 8750), (350, 7450), (500, 5215), (596, 4375), (625, 4172), (700, 3725), (745, 3500), (875, 2980), (1043, 2500), (1250, 2086), (1490, 1750)]