49145720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3259}}^1$

素因数の和:3312

約数の個数: 64

約数和(自身を含む): 123228000

約数和(自身を除く): 74082280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3259, 3770, 6518, 7540, 13036, 15080, 16295, 26072, 32590, 42367, 65180, 84734, 94511, 130360, 169468, 189022, 211835, 338936, 378044, 423670, 472555, 756088, 847340, 945110, 1228643, 1694680, 1890220, 2457286, 3780440, 4914572, 6143215, 9829144, 12286430, 24572860, 49145720]

約数ペア:

[(1, 49145720), (2, 24572860), (4, 12286430), (5, 9829144), (8, 6143215), (10, 4914572), (13, 3780440), (20, 2457286), (26, 1890220), (29, 1694680), (40, 1228643), (52, 945110), (58, 847340), (65, 756088), (104, 472555), (116, 423670), (130, 378044), (145, 338936), (232, 211835), (260, 189022), (290, 169468), (377, 130360), (520, 94511), (580, 84734), (754, 65180), (1160, 42367), (1508, 32590), (1885, 26072), (3016, 16295), (3259, 15080), (3770, 13036), (6518, 7540)]