84740000

素因数分解:

$2^5\times 5^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:272

約数の個数: 120

約数和(自身を含む): 220429440

約数和(自身を除く): 135689440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 125, 152, 160, 190, 200, 223, 250, 304, 380, 400, 446, 475, 500, 608, 625, 760, 800, 892, 950, 1000, 1115, 1250, 1520, 1784, 1900, 2000, 2230, 2375, 2500, 3040, 3568, 3800, 4000, 4237, 4460, 4750, 5000, 5575, 7136, 7600, 8474, 8920, 9500, 10000, 11150, 11875, 15200, 16948, 17840, 19000, 20000, 21185, 22300, 23750, 27875, 33896, 35680, 38000, 42370, 44600, 47500, 55750, 67792, 76000, 84740, 89200, 95000, 105925, 111500, 135584, 139375, 169480, 178400, 190000, 211850, 223000, 278750, 338960, 380000, 423700, 446000, 529625, 557500, 677920, 847400, 892000, 1059250, 1115000, 1694800, 2118500, 2230000, 2648125, 3389600, 4237000, 4460000, 5296250, 8474000, 10592500, 16948000, 21185000, 42370000, 84740000]

約数ペア:

[(1, 84740000), (2, 42370000), (4, 21185000), (5, 16948000), (8, 10592500), (10, 8474000), (16, 5296250), (19, 4460000), (20, 4237000), (25, 3389600), (32, 2648125), (38, 2230000), (40, 2118500), (50, 1694800), (76, 1115000), (80, 1059250), (95, 892000), (100, 847400), (125, 677920), (152, 557500), (160, 529625), (190, 446000), (200, 423700), (223, 380000), (250, 338960), (304, 278750), (380, 223000), (400, 211850), (446, 190000), (475, 178400), (500, 169480), (608, 139375), (625, 135584), (760, 111500), (800, 105925), (892, 95000), (950, 89200), (1000, 84740), (1115, 76000), (1250, 67792), (1520, 55750), (1784, 47500), (1900, 44600), (2000, 42370), (2230, 38000), (2375, 35680), (2500, 33896), (3040, 27875), (3568, 23750), (3800, 22300), (4000, 21185), (4237, 20000), (4460, 19000), (4750, 17840), (5000, 16948), (5575, 15200), (7136, 11875), (7600, 11150), (8474, 10000), (8920, 9500)]