68441000

素因数分解:

$2^3\times 5^3\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 162162000

約数和(自身を除く): 93721000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 125, 178, 200, 250, 356, 445, 500, 712, 769, 890, 1000, 1538, 1780, 2225, 3076, 3560, 3845, 4450, 6152, 7690, 8900, 11125, 15380, 17800, 19225, 22250, 30760, 38450, 44500, 68441, 76900, 89000, 96125, 136882, 153800, 192250, 273764, 342205, 384500, 547528, 684410, 769000, 1368820, 1711025, 2737640, 3422050, 6844100, 8555125, 13688200, 17110250, 34220500, 68441000]

約数ペア:

[(1, 68441000), (2, 34220500), (4, 17110250), (5, 13688200), (8, 8555125), (10, 6844100), (20, 3422050), (25, 2737640), (40, 1711025), (50, 1368820), (89, 769000), (100, 684410), (125, 547528), (178, 384500), (200, 342205), (250, 273764), (356, 192250), (445, 153800), (500, 136882), (712, 96125), (769, 89000), (890, 76900), (1000, 68441), (1538, 44500), (1780, 38450), (2225, 30760), (3076, 22250), (3560, 19225), (3845, 17800), (4450, 15380), (6152, 11125), (7690, 8900)]