65567890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 121060656

約数和(自身を除く): 55492766

約数列:

[1, 2, 5, 10, 53, 106, 193, 265, 386, 530, 641, 965, 1282, 1930, 3205, 6410, 10229, 20458, 33973, 51145, 67946, 102290, 123713, 169865, 247426, 339730, 618565, 1237130, 6556789, 13113578, 32783945, 65567890]

約数ペア:

[(1, 65567890), (2, 32783945), (5, 13113578), (10, 6556789), (53, 1237130), (106, 618565), (193, 339730), (265, 247426), (386, 169865), (530, 123713), (641, 102290), (965, 67946), (1282, 51145), (1930, 33973), (3205, 20458), (6410, 10229)]