71782000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1931

約数の個数: 80

約数和(自身を含む): 182800800

約数和(自身を除く): 111018800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 950, 1000, 1520, 1889, 1900, 2000, 2375, 3778, 3800, 4750, 7556, 7600, 9445, 9500, 15112, 18890, 19000, 30224, 35891, 37780, 38000, 47225, 71782, 75560, 94450, 143564, 151120, 179455, 188900, 236125, 287128, 358910, 377800, 472250, 574256, 717820, 755600, 897275, 944500, 1435640, 1794550, 1889000, 2871280, 3589100, 3778000, 4486375, 7178200, 8972750, 14356400, 17945500, 35891000, 71782000]

約数ペア:

[(1, 71782000), (2, 35891000), (4, 17945500), (5, 14356400), (8, 8972750), (10, 7178200), (16, 4486375), (19, 3778000), (20, 3589100), (25, 2871280), (38, 1889000), (40, 1794550), (50, 1435640), (76, 944500), (80, 897275), (95, 755600), (100, 717820), (125, 574256), (152, 472250), (190, 377800), (200, 358910), (250, 287128), (304, 236125), (380, 188900), (400, 179455), (475, 151120), (500, 143564), (760, 94450), (950, 75560), (1000, 71782), (1520, 47225), (1889, 38000), (1900, 37780), (2000, 35891), (2375, 30224), (3778, 19000), (3800, 18890), (4750, 15112), (7556, 9500), (7600, 9445)]