131269000

素因数分解:

$2^3\times 5^3\times {\mathrm{149}}^1\times {\mathrm{881}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 309582000

約数和(自身を除く): 178313000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 149, 200, 250, 298, 500, 596, 745, 881, 1000, 1192, 1490, 1762, 2980, 3524, 3725, 4405, 5960, 7048, 7450, 8810, 14900, 17620, 18625, 22025, 29800, 35240, 37250, 44050, 74500, 88100, 110125, 131269, 149000, 176200, 220250, 262538, 440500, 525076, 656345, 881000, 1050152, 1312690, 2625380, 3281725, 5250760, 6563450, 13126900, 16408625, 26253800, 32817250, 65634500, 131269000]

約数ペア:

[(1, 131269000), (2, 65634500), (4, 32817250), (5, 26253800), (8, 16408625), (10, 13126900), (20, 6563450), (25, 5250760), (40, 3281725), (50, 2625380), (100, 1312690), (125, 1050152), (149, 881000), (200, 656345), (250, 525076), (298, 440500), (500, 262538), (596, 220250), (745, 176200), (881, 149000), (1000, 131269), (1192, 110125), (1490, 88100), (1762, 74500), (2980, 44050), (3524, 37250), (3725, 35240), (4405, 29800), (5960, 22025), (7048, 18625), (7450, 17620), (8810, 14900)]