129211030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{26863}}^1$

素因数の和:26920

約数の個数: 32

約数和(自身を含む): 257249664

約数和(自身を除く): 128038634

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 26863, 53726, 134315, 268630, 349219, 698438, 993931, 1746095, 1987862, 3492190, 4969655, 9939310, 12921103, 25842206, 64605515, 129211030]

約数ペア:

[(1, 129211030), (2, 64605515), (5, 25842206), (10, 12921103), (13, 9939310), (26, 4969655), (37, 3492190), (65, 1987862), (74, 1746095), (130, 993931), (185, 698438), (370, 349219), (481, 268630), (962, 134315), (2405, 53726), (4810, 26863)]