1554995390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{45481}}^1$

素因数の和:45764

約数の個数: 32

約数和(自身を含む): 3025826496

約数和(自身を除く): 1470831106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 2630, 3419, 6838, 17095, 34190, 45481, 90962, 227405, 454810, 591253, 1182506, 2956265, 5912530, 11961503, 23923006, 59807515, 119615030, 155499539, 310999078, 777497695, 1554995390]

約数ペア:

[(1, 1554995390), (2, 777497695), (5, 310999078), (10, 155499539), (13, 119615030), (26, 59807515), (65, 23923006), (130, 11961503), (263, 5912530), (526, 2956265), (1315, 1182506), (2630, 591253), (3419, 454810), (6838, 227405), (17095, 90962), (34190, 45481)]