81413730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31193}}^1$

素因数の和:31235

約数の個数: 48

約数和(自身を含む): 218981880

約数和(自身を除く): 137568150

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 31193, 62386, 93579, 155965, 187158, 280737, 311930, 467895, 561474, 904597, 935790, 1403685, 1809194, 2713791, 2807370, 4522985, 5427582, 8141373, 9045970, 13568955, 16282746, 27137910, 40706865, 81413730]

約数ペア:

[(1, 81413730), (2, 40706865), (3, 27137910), (5, 16282746), (6, 13568955), (9, 9045970), (10, 8141373), (15, 5427582), (18, 4522985), (29, 2807370), (30, 2713791), (45, 1809194), (58, 1403685), (87, 935790), (90, 904597), (145, 561474), (174, 467895), (261, 311930), (290, 280737), (435, 187158), (522, 155965), (870, 93579), (1305, 62386), (2610, 31193)]