128529275810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1613}}^1\times {\mathrm{4679}}^1$

素因数の和:6443

約数の個数: 64

約数和(自身を含む): 251260289280

約数和(自身を除く): 122731013470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1613, 1703, 3226, 3406, 4679, 8065, 8515, 9358, 16130, 17030, 20969, 23395, 41938, 46790, 60827, 104845, 121654, 209690, 211303, 304135, 422606, 608270, 612949, 1056515, 1225898, 2113030, 2746939, 3064745, 5493878, 6129490, 7547227, 7968337, 13734695, 15094454, 15936674, 27469390, 37736135, 39841685, 75472270, 79683370, 98113951, 196227902, 490569755, 981139510, 988686737, 1977373474, 4943433685, 9886867370, 12852927581, 25705855162, 64264637905, 128529275810]

約数ペア:

[(1, 128529275810), (2, 64264637905), (5, 25705855162), (10, 12852927581), (13, 9886867370), (26, 4943433685), (65, 1977373474), (130, 988686737), (131, 981139510), (262, 490569755), (655, 196227902), (1310, 98113951), (1613, 79683370), (1703, 75472270), (3226, 39841685), (3406, 37736135), (4679, 27469390), (8065, 15936674), (8515, 15094454), (9358, 13734695), (16130, 7968337), (17030, 7547227), (20969, 6129490), (23395, 5493878), (41938, 3064745), (46790, 2746939), (60827, 2113030), (104845, 1225898), (121654, 1056515), (209690, 612949), (211303, 608270), (304135, 422606)]