51816380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{33647}}^1$

素因数の和:33674

約数の個数: 48

約数和(自身を含む): 135668736

約数和(自身を除く): 83852356

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 33647, 67294, 134588, 168235, 235529, 336470, 370117, 471058, 672940, 740234, 942116, 1177645, 1480468, 1850585, 2355290, 2590819, 3701170, 4710580, 5181638, 7402340, 10363276, 12954095, 25908190, 51816380]

約数ペア:

[(1, 51816380), (2, 25908190), (4, 12954095), (5, 10363276), (7, 7402340), (10, 5181638), (11, 4710580), (14, 3701170), (20, 2590819), (22, 2355290), (28, 1850585), (35, 1480468), (44, 1177645), (55, 942116), (70, 740234), (77, 672940), (110, 471058), (140, 370117), (154, 336470), (220, 235529), (308, 168235), (385, 134588), (770, 67294), (1540, 33647)]