640107920824

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{367}}^1\times {\mathrm{8783}}^1$

素因数の和:9500

約数の個数: 64

約数和(自身を含む): 1220337930240

約数和(自身を除く): 580230009416

約数列:

[1, 2, 4, 8, 103, 206, 241, 367, 412, 482, 734, 824, 964, 1468, 1928, 2936, 8783, 17566, 24823, 35132, 37801, 49646, 70264, 75602, 88447, 99292, 151204, 176894, 198584, 302408, 353788, 707576, 904649, 1809298, 2116703, 3223361, 3618596, 4233406, 6446722, 7237192, 8466812, 9110041, 12893444, 16933624, 18220082, 25786888, 36440164, 72880328, 218020409, 332006183, 436040818, 664012366, 776830001, 872081636, 1328024732, 1553660002, 1744163272, 2656049464, 3107320004, 6214640008, 80013490103, 160026980206, 320053960412, 640107920824]

約数ペア:

[(1, 640107920824), (2, 320053960412), (4, 160026980206), (8, 80013490103), (103, 6214640008), (206, 3107320004), (241, 2656049464), (367, 1744163272), (412, 1553660002), (482, 1328024732), (734, 872081636), (824, 776830001), (964, 664012366), (1468, 436040818), (1928, 332006183), (2936, 218020409), (8783, 72880328), (17566, 36440164), (24823, 25786888), (35132, 18220082), (37801, 16933624), (49646, 12893444), (70264, 9110041), (75602, 8466812), (88447, 7237192), (99292, 6446722), (151204, 4233406), (176894, 3618596), (198584, 3223361), (302408, 2116703), (353788, 1809298), (707576, 904649)]