56405800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25639}}^1$

素因数の和:25666

約数の個数: 48

約数和(自身を含む): 143071200

約数和(自身を除く): 86665400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 25639, 51278, 102556, 128195, 205112, 256390, 282029, 512780, 564058, 640975, 1025560, 1128116, 1281950, 1410145, 2256232, 2563900, 2820290, 5127800, 5640580, 7050725, 11281160, 14101450, 28202900, 56405800]

約数ペア:

[(1, 56405800), (2, 28202900), (4, 14101450), (5, 11281160), (8, 7050725), (10, 5640580), (11, 5127800), (20, 2820290), (22, 2563900), (25, 2256232), (40, 1410145), (44, 1281950), (50, 1128116), (55, 1025560), (88, 640975), (100, 564058), (110, 512780), (200, 282029), (220, 256390), (275, 205112), (440, 128195), (550, 102556), (1100, 51278), (2200, 25639)]