70421390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6857}}^1$

素因数の和:6956

約数の個数: 32

約数和(自身を含む): 138257280

約数和(自身を除く): 67835890

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 6857, 10270, 13714, 34285, 68570, 89141, 178282, 445705, 541703, 891410, 1083406, 2708515, 5417030, 7042139, 14084278, 35210695, 70421390]

約数ペア:

[(1, 70421390), (2, 35210695), (5, 14084278), (10, 7042139), (13, 5417030), (26, 2708515), (65, 1083406), (79, 891410), (130, 541703), (158, 445705), (395, 178282), (790, 89141), (1027, 68570), (2054, 34285), (5135, 13714), (6857, 10270)]