61350680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 144128160

約数和(自身を除く): 82777480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 673, 860, 1060, 1346, 1720, 2120, 2279, 2692, 3365, 4558, 5384, 6730, 9116, 11395, 13460, 18232, 22790, 26920, 28939, 35669, 45580, 57878, 71338, 91160, 115756, 142676, 144695, 178345, 231512, 285352, 289390, 356690, 578780, 713380, 1157560, 1426760, 1533767, 3067534, 6135068, 7668835, 12270136, 15337670, 30675340, 61350680]

約数ペア:

[(1, 61350680), (2, 30675340), (4, 15337670), (5, 12270136), (8, 7668835), (10, 6135068), (20, 3067534), (40, 1533767), (43, 1426760), (53, 1157560), (86, 713380), (106, 578780), (172, 356690), (212, 289390), (215, 285352), (265, 231512), (344, 178345), (424, 144695), (430, 142676), (530, 115756), (673, 91160), (860, 71338), (1060, 57878), (1346, 45580), (1720, 35669), (2120, 28939), (2279, 26920), (2692, 22790), (3365, 18232), (4558, 13460), (5384, 11395), (6730, 9116)]