8420872070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{780433}}^1$

素因数の和:780536

約数の個数: 32

約数和(自身を含む): 16520226912

約数和(自身を除く): 8099354842

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 780433, 1560866, 3902165, 7804330, 10145629, 20291258, 50728145, 64775939, 101456290, 129551878, 323879695, 647759390, 842087207, 1684174414, 4210436035, 8420872070]

約数ペア:

[(1, 8420872070), (2, 4210436035), (5, 1684174414), (10, 842087207), (13, 647759390), (26, 323879695), (65, 129551878), (83, 101456290), (130, 64775939), (166, 50728145), (415, 20291258), (830, 10145629), (1079, 7804330), (2158, 3902165), (5395, 1560866), (10790, 780433)]