164250320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157933}}^1$

素因数の和:157959

約数の個数: 40

約数和(自身を含む): 411260136

約数和(自身を除く): 247009816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 157933, 315866, 631732, 789665, 1263464, 1579330, 2053129, 2526928, 3158660, 4106258, 6317320, 8212516, 10265645, 12634640, 16425032, 20531290, 32850064, 41062580, 82125160, 164250320]

約数ペア:

[(1, 164250320), (2, 82125160), (4, 41062580), (5, 32850064), (8, 20531290), (10, 16425032), (13, 12634640), (16, 10265645), (20, 8212516), (26, 6317320), (40, 4106258), (52, 3158660), (65, 2526928), (80, 2053129), (104, 1579330), (130, 1263464), (208, 789665), (260, 631732), (520, 315866), (1040, 157933)]