400500648

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{104953}}^1$

素因数の和:105018

約数の個数: 48

約数和(自身を含む): 1105165620

約数和(自身を除く): 704664972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 104953, 209906, 314859, 419812, 629718, 839624, 944577, 1259436, 1889154, 2518872, 3778308, 5562509, 7556616, 11125018, 16687527, 22250036, 33375054, 44500072, 50062581, 66750108, 100125162, 133500216, 200250324, 400500648]

約数ペア:

[(1, 400500648), (2, 200250324), (3, 133500216), (4, 100125162), (6, 66750108), (8, 50062581), (9, 44500072), (12, 33375054), (18, 22250036), (24, 16687527), (36, 11125018), (53, 7556616), (72, 5562509), (106, 3778308), (159, 2518872), (212, 1889154), (318, 1259436), (424, 944577), (477, 839624), (636, 629718), (954, 419812), (1272, 314859), (1908, 209906), (3816, 104953)]