264498544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{21221}}^1$

素因数の和:21289

約数の個数: 40

約数和(自身を含む): 552620880

約数和(自身を除く): 288122336

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 21221, 42442, 84884, 169768, 339536, 403199, 806398, 870061, 1612796, 1740122, 3225592, 3480244, 6451184, 6960488, 13920976, 16531159, 33062318, 66124636, 132249272, 264498544]

約数ペア:

[(1, 264498544), (2, 132249272), (4, 66124636), (8, 33062318), (16, 16531159), (19, 13920976), (38, 6960488), (41, 6451184), (76, 3480244), (82, 3225592), (152, 1740122), (164, 1612796), (304, 870061), (328, 806398), (656, 403199), (779, 339536), (1558, 169768), (3116, 84884), (6232, 42442), (12464, 21221)]