137210840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263867}}^1$

素因数の和:263891

約数の個数: 32

約数和(自身を含む): 332473680

約数和(自身を除く): 195262840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 263867, 527734, 1055468, 1319335, 2110936, 2638670, 3430271, 5277340, 6860542, 10554680, 13721084, 17151355, 27442168, 34302710, 68605420, 137210840]

約数ペア:

[(1, 137210840), (2, 68605420), (4, 34302710), (5, 27442168), (8, 17151355), (10, 13721084), (13, 10554680), (20, 6860542), (26, 5277340), (40, 3430271), (52, 2638670), (65, 2110936), (104, 1319335), (130, 1055468), (260, 527734), (520, 263867)]