64751180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{739}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 147070560

約数和(自身を除く): 82319380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 337, 674, 739, 1348, 1478, 1685, 2956, 3370, 3695, 4381, 6740, 7390, 8762, 9607, 14780, 17524, 19214, 21905, 38428, 43810, 48035, 87620, 96070, 192140, 249043, 498086, 996172, 1245215, 2490430, 3237559, 4980860, 6475118, 12950236, 16187795, 32375590, 64751180]

約数ペア:

[(1, 64751180), (2, 32375590), (4, 16187795), (5, 12950236), (10, 6475118), (13, 4980860), (20, 3237559), (26, 2490430), (52, 1245215), (65, 996172), (130, 498086), (260, 249043), (337, 192140), (674, 96070), (739, 87620), (1348, 48035), (1478, 43810), (1685, 38428), (2956, 21905), (3370, 19214), (3695, 17524), (4381, 14780), (6740, 9607), (7390, 8762)]