290500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{83}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 733824

約数和(自身を除く): 443324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 83, 100, 125, 140, 166, 175, 250, 332, 350, 415, 500, 581, 700, 830, 875, 1162, 1660, 1750, 2075, 2324, 2905, 3500, 4150, 5810, 8300, 10375, 11620, 14525, 20750, 29050, 41500, 58100, 72625, 145250, 290500]

約数ペア:

[(1, 290500), (2, 145250), (4, 72625), (5, 58100), (7, 41500), (10, 29050), (14, 20750), (20, 14525), (25, 11620), (28, 10375), (35, 8300), (50, 5810), (70, 4150), (83, 3500), (100, 2905), (125, 2324), (140, 2075), (166, 1750), (175, 1660), (250, 1162), (332, 875), (350, 830), (415, 700), (500, 581)]