65740376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{977}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 133086240

約数和(自身を除く): 67345864

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 647, 977, 1294, 1954, 2588, 3908, 5176, 7816, 8411, 12701, 16822, 25402, 33644, 50804, 67288, 101608, 632119, 1264238, 2528476, 5056952, 8217547, 16435094, 32870188, 65740376]

約数ペア:

[(1, 65740376), (2, 32870188), (4, 16435094), (8, 8217547), (13, 5056952), (26, 2528476), (52, 1264238), (104, 632119), (647, 101608), (977, 67288), (1294, 50804), (1954, 33644), (2588, 25402), (3908, 16822), (5176, 12701), (7816, 8411)]