71405600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 144

約数和(自身を含む): 204736896

約数和(自身を除く): 133331296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 41, 50, 56, 70, 80, 82, 100, 112, 140, 160, 164, 175, 200, 205, 224, 280, 287, 311, 328, 350, 400, 410, 560, 574, 622, 656, 700, 800, 820, 1025, 1120, 1148, 1244, 1312, 1400, 1435, 1555, 1640, 2050, 2177, 2296, 2488, 2800, 2870, 3110, 3280, 4100, 4354, 4592, 4976, 5600, 5740, 6220, 6560, 7175, 7775, 8200, 8708, 9184, 9952, 10885, 11480, 12440, 12751, 14350, 15550, 16400, 17416, 21770, 22960, 24880, 25502, 28700, 31100, 32800, 34832, 43540, 45920, 49760, 51004, 54425, 57400, 62200, 63755, 69664, 87080, 89257, 102008, 108850, 114800, 124400, 127510, 174160, 178514, 204016, 217700, 229600, 248800, 255020, 318775, 348320, 357028, 408032, 435400, 446285, 510040, 637550, 714056, 870800, 892570, 1020080, 1275100, 1428112, 1741600, 1785140, 2040160, 2231425, 2550200, 2856224, 3570280, 4462850, 5100400, 7140560, 8925700, 10200800, 14281120, 17851400, 35702800, 71405600]

約数ペア:

[(1, 71405600), (2, 35702800), (4, 17851400), (5, 14281120), (7, 10200800), (8, 8925700), (10, 7140560), (14, 5100400), (16, 4462850), (20, 3570280), (25, 2856224), (28, 2550200), (32, 2231425), (35, 2040160), (40, 1785140), (41, 1741600), (50, 1428112), (56, 1275100), (70, 1020080), (80, 892570), (82, 870800), (100, 714056), (112, 637550), (140, 510040), (160, 446285), (164, 435400), (175, 408032), (200, 357028), (205, 348320), (224, 318775), (280, 255020), (287, 248800), (311, 229600), (328, 217700), (350, 204016), (400, 178514), (410, 174160), (560, 127510), (574, 124400), (622, 114800), (656, 108850), (700, 102008), (800, 89257), (820, 87080), (1025, 69664), (1120, 63755), (1148, 62200), (1244, 57400), (1312, 54425), (1400, 51004), (1435, 49760), (1555, 45920), (1640, 43540), (2050, 34832), (2177, 32800), (2296, 31100), (2488, 28700), (2800, 25502), (2870, 24880), (3110, 22960), (3280, 21770), (4100, 17416), (4354, 16400), (4592, 15550), (4976, 14350), (5600, 12751), (5740, 12440), (6220, 11480), (6560, 10885), (7175, 9952), (7775, 9184), (8200, 8708)]