68040340

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{64189}}^1$

素因数の和:64251

約数の個数: 24

約数和(自身を含む): 145582920

約数和(自身を除く): 77542580

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 64189, 128378, 256756, 320945, 641890, 1283780, 3402017, 6804034, 13608068, 17010085, 34020170, 68040340]

約数ペア:

[(1, 68040340), (2, 34020170), (4, 17010085), (5, 13608068), (10, 6804034), (20, 3402017), (53, 1283780), (106, 641890), (212, 320945), (265, 256756), (530, 128378), (1060, 64189)]