71430880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23497}}^1$

素因数の和:23531

約数の個数: 48

約数和(自身を含む): 177644880

約数和(自身を除く): 106214000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 23497, 46994, 93988, 117485, 187976, 234970, 375952, 446443, 469940, 751904, 892886, 939880, 1785772, 1879760, 2232215, 3571544, 3759520, 4464430, 7143088, 8928860, 14286176, 17857720, 35715440, 71430880]

約数ペア:

[(1, 71430880), (2, 35715440), (4, 17857720), (5, 14286176), (8, 8928860), (10, 7143088), (16, 4464430), (19, 3759520), (20, 3571544), (32, 2232215), (38, 1879760), (40, 1785772), (76, 939880), (80, 892886), (95, 751904), (152, 469940), (160, 446443), (190, 375952), (304, 234970), (380, 187976), (608, 117485), (760, 93988), (1520, 46994), (3040, 23497)]