138089680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{25763}}^1$

素因数の和:25843

約数の個数: 40

約数和(自身を含む): 325863072

約数和(自身を除く): 187773392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 25763, 51526, 103052, 128815, 206104, 257630, 412208, 515260, 1030520, 1726121, 2061040, 3452242, 6904484, 8630605, 13808968, 17261210, 27617936, 34522420, 69044840, 138089680]

約数ペア:

[(1, 138089680), (2, 69044840), (4, 34522420), (5, 27617936), (8, 17261210), (10, 13808968), (16, 8630605), (20, 6904484), (40, 3452242), (67, 2061040), (80, 1726121), (134, 1030520), (268, 515260), (335, 412208), (536, 257630), (670, 206104), (1072, 128815), (1340, 103052), (2680, 51526), (5360, 25763)]