1309307740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1549}}^1\times {\mathrm{3251}}^1$

素因数の和:4822

約数の個数: 48

約数和(自身を含む): 2963872800

約数和(自身を除く): 1654565060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1549, 3098, 3251, 6196, 6502, 7745, 13004, 15490, 16255, 20137, 30980, 32510, 40274, 42263, 65020, 80548, 84526, 100685, 169052, 201370, 211315, 402740, 422630, 845260, 5035799, 10071598, 20143196, 25178995, 50357990, 65465387, 100715980, 130930774, 261861548, 327326935, 654653870, 1309307740]

約数ペア:

[(1, 1309307740), (2, 654653870), (4, 327326935), (5, 261861548), (10, 130930774), (13, 100715980), (20, 65465387), (26, 50357990), (52, 25178995), (65, 20143196), (130, 10071598), (260, 5035799), (1549, 845260), (3098, 422630), (3251, 402740), (6196, 211315), (6502, 201370), (7745, 169052), (13004, 100685), (15490, 84526), (16255, 80548), (20137, 65020), (30980, 42263), (32510, 40274)]