205386516

素因数分解:

$2^2\times 3^5\times {\mathrm{131}}^1\times {\mathrm{1613}}^1$

素因数の和:1763

約数の個数: 72

約数和(自身を含む): 542846304

約数和(自身を除く): 337459788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 243, 262, 324, 393, 486, 524, 786, 972, 1179, 1572, 1613, 2358, 3226, 3537, 4716, 4839, 6452, 7074, 9678, 10611, 14148, 14517, 19356, 21222, 29034, 31833, 42444, 43551, 58068, 63666, 87102, 127332, 130653, 174204, 211303, 261306, 391959, 422606, 522612, 633909, 783918, 845212, 1267818, 1567836, 1901727, 2535636, 3803454, 5705181, 7606908, 11410362, 17115543, 22820724, 34231086, 51346629, 68462172, 102693258, 205386516]

約数ペア:

[(1, 205386516), (2, 102693258), (3, 68462172), (4, 51346629), (6, 34231086), (9, 22820724), (12, 17115543), (18, 11410362), (27, 7606908), (36, 5705181), (54, 3803454), (81, 2535636), (108, 1901727), (131, 1567836), (162, 1267818), (243, 845212), (262, 783918), (324, 633909), (393, 522612), (486, 422606), (524, 391959), (786, 261306), (972, 211303), (1179, 174204), (1572, 130653), (1613, 127332), (2358, 87102), (3226, 63666), (3537, 58068), (4716, 43551), (4839, 42444), (6452, 31833), (7074, 29034), (9678, 21222), (10611, 19356), (14148, 14517)]