99974020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1777}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 219547440

約数和(自身を除く): 119573420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1777, 1940, 2813, 3554, 5626, 7108, 8885, 11252, 14065, 17770, 28130, 35540, 51533, 56260, 103066, 172369, 206132, 257665, 344738, 515330, 689476, 861845, 1030660, 1723690, 3447380, 4998701, 9997402, 19994804, 24993505, 49987010, 99974020]

約数ペア:

[(1, 99974020), (2, 49987010), (4, 24993505), (5, 19994804), (10, 9997402), (20, 4998701), (29, 3447380), (58, 1723690), (97, 1030660), (116, 861845), (145, 689476), (194, 515330), (290, 344738), (388, 257665), (485, 206132), (580, 172369), (970, 103066), (1777, 56260), (1940, 51533), (2813, 35540), (3554, 28130), (5626, 17770), (7108, 14065), (8885, 11252)]