129277568

素因数分解:

$2^7\times 7^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1097

約数の個数: 64

約数和(自身を含む): 296534400

約数和(自身を除く): 167256832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 314, 448, 628, 896, 919, 1099, 1256, 1838, 2198, 2512, 3676, 4396, 5024, 6433, 7352, 8792, 10048, 12866, 14704, 17584, 20096, 25732, 29408, 35168, 51464, 58816, 70336, 102928, 117632, 140672, 144283, 205856, 288566, 411712, 577132, 823424, 1009981, 1154264, 2019962, 2308528, 4039924, 4617056, 8079848, 9234112, 16159696, 18468224, 32319392, 64638784, 129277568]

約数ペア:

[(1, 129277568), (2, 64638784), (4, 32319392), (7, 18468224), (8, 16159696), (14, 9234112), (16, 8079848), (28, 4617056), (32, 4039924), (56, 2308528), (64, 2019962), (112, 1154264), (128, 1009981), (157, 823424), (224, 577132), (314, 411712), (448, 288566), (628, 205856), (896, 144283), (919, 140672), (1099, 117632), (1256, 102928), (1838, 70336), (2198, 58816), (2512, 51464), (3676, 35168), (4396, 29408), (5024, 25732), (6433, 20096), (7352, 17584), (8792, 14704), (10048, 12866)]