128834385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 64

約数和(自身を含む): 226713600

約数和(自身を除く): 97879215

約数列:

[1, 3, 5, 15, 23, 29, 69, 79, 87, 115, 145, 163, 237, 345, 395, 435, 489, 667, 815, 1185, 1817, 2001, 2291, 2445, 3335, 3749, 4727, 5451, 6873, 9085, 10005, 11247, 11455, 12877, 14181, 18745, 23635, 27255, 34365, 38631, 52693, 56235, 64385, 70905, 108721, 158079, 193155, 263465, 296171, 326163, 373433, 543605, 790395, 888513, 1120299, 1480855, 1630815, 1867165, 4442565, 5601495, 8588959, 25766877, 42944795, 128834385]

約数ペア:

[(1, 128834385), (3, 42944795), (5, 25766877), (15, 8588959), (23, 5601495), (29, 4442565), (69, 1867165), (79, 1630815), (87, 1480855), (115, 1120299), (145, 888513), (163, 790395), (237, 543605), (345, 373433), (395, 326163), (435, 296171), (489, 263465), (667, 193155), (815, 158079), (1185, 108721), (1817, 70905), (2001, 64385), (2291, 56235), (2445, 52693), (3335, 38631), (3749, 34365), (4727, 27255), (5451, 23635), (6873, 18745), (9085, 14181), (10005, 12877), (11247, 11455)]