52172260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 128701440

約数和(自身を除く): 76529180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 383, 490, 556, 695, 766, 973, 980, 1390, 1532, 1915, 1946, 2681, 2780, 3830, 3892, 4865, 5362, 6811, 7660, 9730, 10724, 13405, 13622, 18767, 19460, 26810, 27244, 34055, 37534, 53237, 53620, 68110, 75068, 93835, 106474, 136220, 187670, 212948, 266185, 372659, 375340, 532370, 745318, 1064740, 1490636, 1863295, 2608613, 3726590, 5217226, 7453180, 10434452, 13043065, 26086130, 52172260]

約数ペア:

[(1, 52172260), (2, 26086130), (4, 13043065), (5, 10434452), (7, 7453180), (10, 5217226), (14, 3726590), (20, 2608613), (28, 1863295), (35, 1490636), (49, 1064740), (70, 745318), (98, 532370), (139, 375340), (140, 372659), (196, 266185), (245, 212948), (278, 187670), (383, 136220), (490, 106474), (556, 93835), (695, 75068), (766, 68110), (973, 53620), (980, 53237), (1390, 37534), (1532, 34055), (1915, 27244), (1946, 26810), (2681, 19460), (2780, 18767), (3830, 13622), (3892, 13405), (4865, 10724), (5362, 9730), (6811, 7660)]