661190268352

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{42017}}^1\times {\mathrm{12941}}^1$

素因数の和:54989

約数の個数: 56

約数和(自身を含む): 1381244268240

約数和(自身を除く): 720053999888

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 12941, 25882, 42017, 51764, 84034, 103528, 168068, 207056, 245879, 336136, 414112, 491758, 672272, 798323, 828224, 983516, 1344544, 1596646, 1967032, 2689088, 3193292, 3934064, 6386584, 7868128, 12773168, 15736256, 25546336, 51092672, 543741997, 1087483994, 2174967988, 4349935976, 8699871952, 10331097943, 17399743904, 20662195886, 34799487808, 41324391772, 82648783544, 165297567088, 330595134176, 661190268352]

約数ペア:

[(1, 661190268352), (2, 330595134176), (4, 165297567088), (8, 82648783544), (16, 41324391772), (19, 34799487808), (32, 20662195886), (38, 17399743904), (64, 10331097943), (76, 8699871952), (152, 4349935976), (304, 2174967988), (608, 1087483994), (1216, 543741997), (12941, 51092672), (25882, 25546336), (42017, 15736256), (51764, 12773168), (84034, 7868128), (103528, 6386584), (168068, 3934064), (207056, 3193292), (245879, 2689088), (336136, 1967032), (414112, 1596646), (491758, 1344544), (672272, 983516), (798323, 828224)]