264996940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{24859}}^1$

素因数の和:24922

約数の個数: 48

約数和(自身を含む): 613942560

約数和(自身を除く): 348945620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 24859, 49718, 99436, 124295, 248590, 323167, 497180, 646334, 1019219, 1292668, 1615835, 2038438, 3231670, 4076876, 5096095, 6463340, 10192190, 13249847, 20384380, 26499694, 52999388, 66249235, 132498470, 264996940]

約数ペア:

[(1, 264996940), (2, 132498470), (4, 66249235), (5, 52999388), (10, 26499694), (13, 20384380), (20, 13249847), (26, 10192190), (41, 6463340), (52, 5096095), (65, 4076876), (82, 3231670), (130, 2038438), (164, 1615835), (205, 1292668), (260, 1019219), (410, 646334), (533, 497180), (820, 323167), (1066, 248590), (2132, 124295), (2665, 99436), (5330, 49718), (10660, 24859)]