64947260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8753}}^1$

素因数の和:8822

約数の個数: 48

約数和(自身を含む): 158832576

約数和(自身を除く): 93885316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 8753, 17506, 35012, 43765, 61271, 87530, 122542, 175060, 245084, 306355, 463909, 612710, 927818, 1225420, 1855636, 2319545, 3247363, 4639090, 6494726, 9278180, 12989452, 16236815, 32473630, 64947260]

約数ペア:

[(1, 64947260), (2, 32473630), (4, 16236815), (5, 12989452), (7, 9278180), (10, 6494726), (14, 4639090), (20, 3247363), (28, 2319545), (35, 1855636), (53, 1225420), (70, 927818), (106, 612710), (140, 463909), (212, 306355), (265, 245084), (371, 175060), (530, 122542), (742, 87530), (1060, 61271), (1484, 43765), (1855, 35012), (3710, 17506), (7420, 8753)]