87580875080

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1637}}^1\times {\mathrm{19963}}^1$

素因数の和:21678

約数の個数: 64

約数和(自身を含む): 200130315840

約数和(自身を除く): 112549440760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1637, 2680, 3274, 6548, 8185, 13096, 16370, 19963, 32740, 39926, 65480, 79852, 99815, 109679, 159704, 199630, 219358, 399260, 438716, 548395, 798520, 877432, 1096790, 1337521, 2193580, 2675042, 4387160, 5350084, 6687605, 10700168, 13375210, 26750420, 32679431, 53500840, 65358862, 130717724, 163397155, 261435448, 326794310, 653588620, 1307177240, 2189521877, 4379043754, 8758087508, 10947609385, 17516175016, 21895218770, 43790437540, 87580875080]

約数ペア:

[(1, 87580875080), (2, 43790437540), (4, 21895218770), (5, 17516175016), (8, 10947609385), (10, 8758087508), (20, 4379043754), (40, 2189521877), (67, 1307177240), (134, 653588620), (268, 326794310), (335, 261435448), (536, 163397155), (670, 130717724), (1340, 65358862), (1637, 53500840), (2680, 32679431), (3274, 26750420), (6548, 13375210), (8185, 10700168), (13096, 6687605), (16370, 5350084), (19963, 4387160), (32740, 2675042), (39926, 2193580), (65480, 1337521), (79852, 1096790), (99815, 877432), (109679, 798520), (159704, 548395), (199630, 438716), (219358, 399260)]