80552500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{4603}}^1$

素因数の和:4634

約数の個数: 60

約数和(自身を含む): 201360544

約数和(自身を除く): 120808044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4375, 4603, 8750, 9206, 17500, 18412, 23015, 32221, 46030, 64442, 92060, 115075, 128884, 161105, 230150, 322210, 460300, 575375, 644420, 805525, 1150750, 1611050, 2301500, 2876875, 3222100, 4027625, 5753750, 8055250, 11507500, 16110500, 20138125, 40276250, 80552500]

約数ペア:

[(1, 80552500), (2, 40276250), (4, 20138125), (5, 16110500), (7, 11507500), (10, 8055250), (14, 5753750), (20, 4027625), (25, 3222100), (28, 2876875), (35, 2301500), (50, 1611050), (70, 1150750), (100, 805525), (125, 644420), (140, 575375), (175, 460300), (250, 322210), (350, 230150), (500, 161105), (625, 128884), (700, 115075), (875, 92060), (1250, 64442), (1750, 46030), (2500, 32221), (3500, 23015), (4375, 18412), (4603, 17500), (8750, 9206)]