64184660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2521}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 144056640

約数和(自身を除く): 79871980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2521, 2546, 5042, 5092, 6365, 10084, 12605, 12730, 25210, 25460, 47899, 50420, 95798, 168907, 191596, 239495, 337814, 478990, 675628, 844535, 957980, 1689070, 3209233, 3378140, 6418466, 12836932, 16046165, 32092330, 64184660]

約数ペア:

[(1, 64184660), (2, 32092330), (4, 16046165), (5, 12836932), (10, 6418466), (19, 3378140), (20, 3209233), (38, 1689070), (67, 957980), (76, 844535), (95, 675628), (134, 478990), (190, 337814), (268, 239495), (335, 191596), (380, 168907), (670, 95798), (1273, 50420), (1340, 47899), (2521, 25460), (2546, 25210), (5042, 12730), (5092, 12605), (6365, 10084)]