201991516768

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{2243}}^1\times {\mathrm{22159}}^1$

素因数の和:24539

約数の個数: 48

約数和(自身を含む): 400998850560

約数和(自身を除く): 199007333792

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 2243, 4064, 4486, 8972, 17944, 22159, 35888, 44318, 71776, 88636, 177272, 284861, 354544, 569722, 709088, 1139444, 2278888, 2814193, 4557776, 5628386, 9115552, 11256772, 22513544, 45027088, 49702637, 90054176, 99405274, 198810548, 397621096, 795242192, 1590484384, 6312234899, 12624469798, 25248939596, 50497879192, 100995758384, 201991516768]

約数ペア:

[(1, 201991516768), (2, 100995758384), (4, 50497879192), (8, 25248939596), (16, 12624469798), (32, 6312234899), (127, 1590484384), (254, 795242192), (508, 397621096), (1016, 198810548), (2032, 99405274), (2243, 90054176), (4064, 49702637), (4486, 45027088), (8972, 22513544), (17944, 11256772), (22159, 9115552), (35888, 5628386), (44318, 4557776), (71776, 2814193), (88636, 2278888), (177272, 1139444), (284861, 709088), (354544, 569722)]