16880494085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1\times {\mathrm{1061}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 25349345280

約数和(自身を除く): 8468851195

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 479, 511, 949, 1061, 2395, 2555, 3353, 4745, 5305, 6227, 6643, 7427, 13793, 16765, 31135, 33215, 34967, 37135, 43589, 68965, 77453, 96551, 174835, 217945, 244769, 387265, 454571, 482755, 508219, 542171, 1006889, 1223845, 2272855, 2541095, 2710855, 3181997, 3557533, 5034445, 6606847, 7048223, 15909985, 17787665, 33034235, 35241115, 37099987, 46247929, 185499935, 231239645, 259699909, 482299831, 1298499545, 2411499155, 3376098817, 16880494085]

約数ペア:

[(1, 16880494085), (5, 3376098817), (7, 2411499155), (13, 1298499545), (35, 482299831), (65, 259699909), (73, 231239645), (91, 185499935), (365, 46247929), (455, 37099987), (479, 35241115), (511, 33034235), (949, 17787665), (1061, 15909985), (2395, 7048223), (2555, 6606847), (3353, 5034445), (4745, 3557533), (5305, 3181997), (6227, 2710855), (6643, 2541095), (7427, 2272855), (13793, 1223845), (16765, 1006889), (31135, 542171), (33215, 508219), (34967, 482755), (37135, 454571), (43589, 387265), (68965, 244769), (77453, 217945), (96551, 174835)]