220702000

素因数分解:

$2^4\times 5^3\times {\mathrm{163}}^1\times {\mathrm{677}}^1$

素因数の和:863

約数の個数: 80

約数和(自身を含む): 537724512

約数和(自身を除く): 317022512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 163, 200, 250, 326, 400, 500, 652, 677, 815, 1000, 1304, 1354, 1630, 2000, 2608, 2708, 3260, 3385, 4075, 5416, 6520, 6770, 8150, 10832, 13040, 13540, 16300, 16925, 20375, 27080, 32600, 33850, 40750, 54160, 65200, 67700, 81500, 84625, 110351, 135400, 163000, 169250, 220702, 270800, 326000, 338500, 441404, 551755, 677000, 882808, 1103510, 1354000, 1765616, 2207020, 2758775, 4414040, 5517550, 8828080, 11035100, 13793875, 22070200, 27587750, 44140400, 55175500, 110351000, 220702000]

約数ペア:

[(1, 220702000), (2, 110351000), (4, 55175500), (5, 44140400), (8, 27587750), (10, 22070200), (16, 13793875), (20, 11035100), (25, 8828080), (40, 5517550), (50, 4414040), (80, 2758775), (100, 2207020), (125, 1765616), (163, 1354000), (200, 1103510), (250, 882808), (326, 677000), (400, 551755), (500, 441404), (652, 338500), (677, 326000), (815, 270800), (1000, 220702), (1304, 169250), (1354, 163000), (1630, 135400), (2000, 110351), (2608, 84625), (2708, 81500), (3260, 67700), (3385, 65200), (4075, 54160), (5416, 40750), (6520, 33850), (6770, 32600), (8150, 27080), (10832, 20375), (13040, 16925), (13540, 16300)]