40159648

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 81648000

約数和(自身を除く): 41488352

約数列:

[1, 2, 4, 8, 16, 32, 59, 89, 118, 178, 236, 239, 356, 472, 478, 712, 944, 956, 1424, 1888, 1912, 2848, 3824, 5251, 7648, 10502, 14101, 21004, 21271, 28202, 42008, 42542, 56404, 84016, 85084, 112808, 168032, 170168, 225616, 340336, 451232, 680672, 1254989, 2509978, 5019956, 10039912, 20079824, 40159648]

約数ペア:

[(1, 40159648), (2, 20079824), (4, 10039912), (8, 5019956), (16, 2509978), (32, 1254989), (59, 680672), (89, 451232), (118, 340336), (178, 225616), (236, 170168), (239, 168032), (356, 112808), (472, 85084), (478, 84016), (712, 56404), (944, 42542), (956, 42008), (1424, 28202), (1888, 21271), (1912, 21004), (2848, 14101), (3824, 10502), (5251, 7648)]