68710840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8219}}^1$

素因数の和:8260

約数の個数: 64

約数和(自身を含む): 177552000

約数和(自身を除く): 108841160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8219, 8360, 16438, 32876, 41095, 65752, 82190, 90409, 156161, 164380, 180818, 312322, 328760, 361636, 452045, 624644, 723272, 780805, 904090, 1249288, 1561610, 1717771, 1808180, 3123220, 3435542, 3616360, 6246440, 6871084, 8588855, 13742168, 17177710, 34355420, 68710840]

約数ペア:

[(1, 68710840), (2, 34355420), (4, 17177710), (5, 13742168), (8, 8588855), (10, 6871084), (11, 6246440), (19, 3616360), (20, 3435542), (22, 3123220), (38, 1808180), (40, 1717771), (44, 1561610), (55, 1249288), (76, 904090), (88, 780805), (95, 723272), (110, 624644), (152, 452045), (190, 361636), (209, 328760), (220, 312322), (380, 180818), (418, 164380), (440, 156161), (760, 90409), (836, 82190), (1045, 65752), (1672, 41095), (2090, 32876), (4180, 16438), (8219, 8360)]