79891840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1049}}^1$

素因数の和:1092

約数の個数: 128

約数和(自身を含む): 231336000

約数和(自身を除く): 151444160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1049, 1088, 1120, 1190, 1360, 1904, 2098, 2176, 2240, 2380, 2720, 3808, 4196, 4480, 4760, 5245, 5440, 7343, 7616, 8392, 9520, 10490, 10880, 14686, 15232, 16784, 17833, 19040, 20980, 29372, 33568, 35666, 36715, 38080, 41960, 58744, 67136, 71332, 73430, 76160, 83920, 89165, 117488, 124831, 134272, 142664, 146860, 167840, 178330, 234976, 249662, 285328, 293720, 335680, 356660, 469952, 499324, 570656, 587440, 624155, 671360, 713320, 939904, 998648, 1141312, 1174880, 1248310, 1426640, 1997296, 2282624, 2349760, 2496620, 2853280, 3994592, 4699520, 4993240, 5706560, 7989184, 9986480, 11413120, 15978368, 19972960, 39945920, 79891840]

約数ペア:

[(1, 79891840), (2, 39945920), (4, 19972960), (5, 15978368), (7, 11413120), (8, 9986480), (10, 7989184), (14, 5706560), (16, 4993240), (17, 4699520), (20, 3994592), (28, 2853280), (32, 2496620), (34, 2349760), (35, 2282624), (40, 1997296), (56, 1426640), (64, 1248310), (68, 1174880), (70, 1141312), (80, 998648), (85, 939904), (112, 713320), (119, 671360), (128, 624155), (136, 587440), (140, 570656), (160, 499324), (170, 469952), (224, 356660), (238, 335680), (272, 293720), (280, 285328), (320, 249662), (340, 234976), (448, 178330), (476, 167840), (544, 146860), (560, 142664), (595, 134272), (640, 124831), (680, 117488), (896, 89165), (952, 83920), (1049, 76160), (1088, 73430), (1120, 71332), (1190, 67136), (1360, 58744), (1904, 41960), (2098, 38080), (2176, 36715), (2240, 35666), (2380, 33568), (2720, 29372), (3808, 20980), (4196, 19040), (4480, 17833), (4760, 16784), (5245, 15232), (5440, 14686), (7343, 10880), (7616, 10490), (8392, 9520)]