71485544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40433}}^1$

素因数の和:40469

約数の個数: 32

約数和(自身を含む): 152840520

約数和(自身を除く): 81354976

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 40433, 80866, 161732, 323464, 525629, 687361, 1051258, 1374722, 2102516, 2749444, 4205032, 5498888, 8935693, 17871386, 35742772, 71485544]

約数ペア:

[(1, 71485544), (2, 35742772), (4, 17871386), (8, 8935693), (13, 5498888), (17, 4205032), (26, 2749444), (34, 2102516), (52, 1374722), (68, 1051258), (104, 687361), (136, 525629), (221, 323464), (442, 161732), (884, 80866), (1768, 40433)]