18148150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 36140544

約数和(自身を除く): 17992394

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 367, 430, 575, 734, 989, 1075, 1150, 1835, 1978, 2150, 3670, 4945, 8441, 9175, 9890, 15781, 16882, 18350, 24725, 31562, 42205, 49450, 78905, 84410, 157810, 211025, 362963, 394525, 422050, 725926, 789050, 1814815, 3629630, 9074075, 18148150]

約数ペア:

[(1, 18148150), (2, 9074075), (5, 3629630), (10, 1814815), (23, 789050), (25, 725926), (43, 422050), (46, 394525), (50, 362963), (86, 211025), (115, 157810), (215, 84410), (230, 78905), (367, 49450), (430, 42205), (575, 31562), (734, 24725), (989, 18350), (1075, 16882), (1150, 15781), (1835, 9890), (1978, 9175), (2150, 8441), (3670, 4945)]