1296501872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{80789}}^1$

素因数の和:80873

約数の個数: 40

約数和(自身を含む): 2704849200

約数和(自身を除く): 1408347328

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 4012, 8024, 16048, 80789, 161578, 323156, 646312, 1292624, 1373413, 2746826, 4766551, 5493652, 9533102, 10987304, 19066204, 21974608, 38132408, 76264816, 81031367, 162062734, 324125468, 648250936, 1296501872]

約数ペア:

[(1, 1296501872), (2, 648250936), (4, 324125468), (8, 162062734), (16, 81031367), (17, 76264816), (34, 38132408), (59, 21974608), (68, 19066204), (118, 10987304), (136, 9533102), (236, 5493652), (272, 4766551), (472, 2746826), (944, 1373413), (1003, 1292624), (2006, 646312), (4012, 323156), (8024, 161578), (16048, 80789)]