99972860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13259}}^1$

素因数の和:13310

約数の個数: 48

約数和(自身を含む): 233906400

約数和(自身を除く): 133933540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 13259, 26518, 53036, 66295, 132590, 172367, 265180, 344734, 384511, 689468, 769022, 861835, 1538044, 1723670, 1922555, 3447340, 3845110, 4998643, 7690220, 9997286, 19994572, 24993215, 49986430, 99972860]

約数ペア:

[(1, 99972860), (2, 49986430), (4, 24993215), (5, 19994572), (10, 9997286), (13, 7690220), (20, 4998643), (26, 3845110), (29, 3447340), (52, 1922555), (58, 1723670), (65, 1538044), (116, 861835), (130, 769022), (145, 689468), (260, 384511), (290, 344734), (377, 265180), (580, 172367), (754, 132590), (1508, 66295), (1885, 53036), (3770, 26518), (7540, 13259)]