53695880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 145774080

約数和(自身を除く): 92078200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 71, 73, 74, 140, 142, 146, 148, 185, 259, 280, 284, 292, 296, 355, 365, 370, 497, 511, 518, 568, 584, 710, 730, 740, 994, 1022, 1036, 1295, 1420, 1460, 1480, 1988, 2044, 2072, 2485, 2555, 2590, 2627, 2701, 2840, 2920, 3976, 4088, 4970, 5110, 5180, 5183, 5254, 5402, 9940, 10220, 10360, 10366, 10508, 10804, 13135, 13505, 18389, 18907, 19880, 20440, 20732, 21016, 21608, 25915, 26270, 27010, 36281, 36778, 37814, 41464, 51830, 52540, 54020, 72562, 73556, 75628, 91945, 94535, 103660, 105080, 108040, 145124, 147112, 151256, 181405, 183890, 189070, 191771, 207320, 290248, 362810, 367780, 378140, 383542, 725620, 735560, 756280, 767084, 958855, 1342397, 1451240, 1534168, 1917710, 2684794, 3835420, 5369588, 6711985, 7670840, 10739176, 13423970, 26847940, 53695880]

約数ペア:

[(1, 53695880), (2, 26847940), (4, 13423970), (5, 10739176), (7, 7670840), (8, 6711985), (10, 5369588), (14, 3835420), (20, 2684794), (28, 1917710), (35, 1534168), (37, 1451240), (40, 1342397), (56, 958855), (70, 767084), (71, 756280), (73, 735560), (74, 725620), (140, 383542), (142, 378140), (146, 367780), (148, 362810), (185, 290248), (259, 207320), (280, 191771), (284, 189070), (292, 183890), (296, 181405), (355, 151256), (365, 147112), (370, 145124), (497, 108040), (511, 105080), (518, 103660), (568, 94535), (584, 91945), (710, 75628), (730, 73556), (740, 72562), (994, 54020), (1022, 52540), (1036, 51830), (1295, 41464), (1420, 37814), (1460, 36778), (1480, 36281), (1988, 27010), (2044, 26270), (2072, 25915), (2485, 21608), (2555, 21016), (2590, 20732), (2627, 20440), (2701, 19880), (2840, 18907), (2920, 18389), (3976, 13505), (4088, 13135), (4970, 10804), (5110, 10508), (5180, 10366), (5183, 10360), (5254, 10220), (5402, 9940)]