8243680

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{769}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 19792080

約数和(自身を除く): 11548400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 769, 1072, 1340, 1538, 2144, 2680, 3076, 3845, 5360, 6152, 7690, 10720, 12304, 15380, 24608, 30760, 51523, 61520, 103046, 123040, 206092, 257615, 412184, 515230, 824368, 1030460, 1648736, 2060920, 4121840, 8243680]

約数ペア:

[(1, 8243680), (2, 4121840), (4, 2060920), (5, 1648736), (8, 1030460), (10, 824368), (16, 515230), (20, 412184), (32, 257615), (40, 206092), (67, 123040), (80, 103046), (134, 61520), (160, 51523), (268, 30760), (335, 24608), (536, 15380), (670, 12304), (769, 10720), (1072, 7690), (1340, 6152), (1538, 5360), (2144, 3845), (2680, 3076)]