69826640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67141}}^1$

素因数の和:67167

約数の個数: 40

約数和(自身を含む): 174837768

約数和(自身を除く): 105011128

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 67141, 134282, 268564, 335705, 537128, 671410, 872833, 1074256, 1342820, 1745666, 2685640, 3491332, 4364165, 5371280, 6982664, 8728330, 13965328, 17456660, 34913320, 69826640]

約数ペア:

[(1, 69826640), (2, 34913320), (4, 17456660), (5, 13965328), (8, 8728330), (10, 6982664), (13, 5371280), (16, 4364165), (20, 3491332), (26, 2685640), (40, 1745666), (52, 1342820), (65, 1074256), (80, 872833), (104, 671410), (130, 537128), (208, 335705), (260, 268564), (520, 134282), (1040, 67141)]