25129412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 55544832

約数和(自身を除く): 30415420

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 913, 983, 1162, 1826, 1966, 2324, 3652, 3932, 6391, 6881, 10813, 12782, 13762, 21626, 25564, 27524, 43252, 75691, 81589, 151382, 163178, 302764, 326356, 571123, 897479, 1142246, 1794958, 2284492, 3589916, 6282353, 12564706, 25129412]

約数ペア:

[(1, 25129412), (2, 12564706), (4, 6282353), (7, 3589916), (11, 2284492), (14, 1794958), (22, 1142246), (28, 897479), (44, 571123), (77, 326356), (83, 302764), (154, 163178), (166, 151382), (308, 81589), (332, 75691), (581, 43252), (913, 27524), (983, 25564), (1162, 21626), (1826, 13762), (1966, 12782), (2324, 10813), (3652, 6881), (3932, 6391)]