78528800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 144

約数和(自身を含む): 225610560

約数和(自身を除く): 147081760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 70, 74, 80, 100, 112, 140, 148, 160, 175, 185, 200, 224, 259, 280, 296, 350, 370, 379, 400, 518, 560, 592, 700, 740, 758, 800, 925, 1036, 1120, 1184, 1295, 1400, 1480, 1516, 1850, 1895, 2072, 2590, 2653, 2800, 2960, 3032, 3700, 3790, 4144, 5180, 5306, 5600, 5920, 6064, 6475, 7400, 7580, 8288, 9475, 10360, 10612, 12128, 12950, 13265, 14023, 14800, 15160, 18950, 20720, 21224, 25900, 26530, 28046, 29600, 30320, 37900, 41440, 42448, 51800, 53060, 56092, 60640, 66325, 70115, 75800, 84896, 98161, 103600, 106120, 112184, 132650, 140230, 151600, 196322, 207200, 212240, 224368, 265300, 280460, 303200, 350575, 392644, 424480, 448736, 490805, 530600, 560920, 701150, 785288, 981610, 1061200, 1121840, 1402300, 1570576, 1963220, 2122400, 2243680, 2454025, 2804600, 3141152, 3926440, 4908050, 5609200, 7852880, 9816100, 11218400, 15705760, 19632200, 39264400, 78528800]

約数ペア:

[(1, 78528800), (2, 39264400), (4, 19632200), (5, 15705760), (7, 11218400), (8, 9816100), (10, 7852880), (14, 5609200), (16, 4908050), (20, 3926440), (25, 3141152), (28, 2804600), (32, 2454025), (35, 2243680), (37, 2122400), (40, 1963220), (50, 1570576), (56, 1402300), (70, 1121840), (74, 1061200), (80, 981610), (100, 785288), (112, 701150), (140, 560920), (148, 530600), (160, 490805), (175, 448736), (185, 424480), (200, 392644), (224, 350575), (259, 303200), (280, 280460), (296, 265300), (350, 224368), (370, 212240), (379, 207200), (400, 196322), (518, 151600), (560, 140230), (592, 132650), (700, 112184), (740, 106120), (758, 103600), (800, 98161), (925, 84896), (1036, 75800), (1120, 70115), (1184, 66325), (1295, 60640), (1400, 56092), (1480, 53060), (1516, 51800), (1850, 42448), (1895, 41440), (2072, 37900), (2590, 30320), (2653, 29600), (2800, 28046), (2960, 26530), (3032, 25900), (3700, 21224), (3790, 20720), (4144, 18950), (5180, 15160), (5306, 14800), (5600, 14023), (5920, 13265), (6064, 12950), (6475, 12128), (7400, 10612), (7580, 10360), (8288, 9475)]