70300000

素因数分解:

$2^5\times 5^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 187019280

約数和(自身を除く): 116719280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 37, 38, 40, 50, 74, 76, 80, 95, 100, 125, 148, 152, 160, 185, 190, 200, 250, 296, 304, 370, 380, 400, 475, 500, 592, 608, 625, 703, 740, 760, 800, 925, 950, 1000, 1184, 1250, 1406, 1480, 1520, 1850, 1900, 2000, 2375, 2500, 2812, 2960, 3040, 3125, 3515, 3700, 3800, 4000, 4625, 4750, 5000, 5624, 5920, 6250, 7030, 7400, 7600, 9250, 9500, 10000, 11248, 11875, 12500, 14060, 14800, 15200, 17575, 18500, 19000, 20000, 22496, 23125, 23750, 25000, 28120, 29600, 35150, 37000, 38000, 46250, 47500, 50000, 56240, 59375, 70300, 74000, 76000, 87875, 92500, 95000, 100000, 112480, 115625, 118750, 140600, 148000, 175750, 185000, 190000, 231250, 237500, 281200, 351500, 370000, 380000, 439375, 462500, 475000, 562400, 703000, 740000, 878750, 925000, 950000, 1406000, 1757500, 1850000, 1900000, 2196875, 2812000, 3515000, 3700000, 4393750, 7030000, 8787500, 14060000, 17575000, 35150000, 70300000]

約数ペア:

[(1, 70300000), (2, 35150000), (4, 17575000), (5, 14060000), (8, 8787500), (10, 7030000), (16, 4393750), (19, 3700000), (20, 3515000), (25, 2812000), (32, 2196875), (37, 1900000), (38, 1850000), (40, 1757500), (50, 1406000), (74, 950000), (76, 925000), (80, 878750), (95, 740000), (100, 703000), (125, 562400), (148, 475000), (152, 462500), (160, 439375), (185, 380000), (190, 370000), (200, 351500), (250, 281200), (296, 237500), (304, 231250), (370, 190000), (380, 185000), (400, 175750), (475, 148000), (500, 140600), (592, 118750), (608, 115625), (625, 112480), (703, 100000), (740, 95000), (760, 92500), (800, 87875), (925, 76000), (950, 74000), (1000, 70300), (1184, 59375), (1250, 56240), (1406, 50000), (1480, 47500), (1520, 46250), (1850, 38000), (1900, 37000), (2000, 35150), (2375, 29600), (2500, 28120), (2812, 25000), (2960, 23750), (3040, 23125), (3125, 22496), (3515, 20000), (3700, 19000), (3800, 18500), (4000, 17575), (4625, 15200), (4750, 14800), (5000, 14060), (5624, 12500), (5920, 11875), (6250, 11248), (7030, 10000), (7400, 9500), (7600, 9250)]