39140000

素因数分解:

$2^5\times 5^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 120

約数和(自身を含む): 102342240

約数和(自身を除く): 63202240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 103, 125, 152, 160, 190, 200, 206, 250, 304, 380, 400, 412, 475, 500, 515, 608, 625, 760, 800, 824, 950, 1000, 1030, 1250, 1520, 1648, 1900, 1957, 2000, 2060, 2375, 2500, 2575, 3040, 3296, 3800, 3914, 4000, 4120, 4750, 5000, 5150, 7600, 7828, 8240, 9500, 9785, 10000, 10300, 11875, 12875, 15200, 15656, 16480, 19000, 19570, 20000, 20600, 23750, 25750, 31312, 38000, 39140, 41200, 47500, 48925, 51500, 62624, 64375, 76000, 78280, 82400, 95000, 97850, 103000, 128750, 156560, 190000, 195700, 206000, 244625, 257500, 313120, 380000, 391400, 412000, 489250, 515000, 782800, 978500, 1030000, 1223125, 1565600, 1957000, 2060000, 2446250, 3914000, 4892500, 7828000, 9785000, 19570000, 39140000]

約数ペア:

[(1, 39140000), (2, 19570000), (4, 9785000), (5, 7828000), (8, 4892500), (10, 3914000), (16, 2446250), (19, 2060000), (20, 1957000), (25, 1565600), (32, 1223125), (38, 1030000), (40, 978500), (50, 782800), (76, 515000), (80, 489250), (95, 412000), (100, 391400), (103, 380000), (125, 313120), (152, 257500), (160, 244625), (190, 206000), (200, 195700), (206, 190000), (250, 156560), (304, 128750), (380, 103000), (400, 97850), (412, 95000), (475, 82400), (500, 78280), (515, 76000), (608, 64375), (625, 62624), (760, 51500), (800, 48925), (824, 47500), (950, 41200), (1000, 39140), (1030, 38000), (1250, 31312), (1520, 25750), (1648, 23750), (1900, 20600), (1957, 20000), (2000, 19570), (2060, 19000), (2375, 16480), (2500, 15656), (2575, 15200), (3040, 12875), (3296, 11875), (3800, 10300), (3914, 10000), (4000, 9785), (4120, 9500), (4750, 8240), (5000, 7828), (5150, 7600)]