91121008868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^2\times {\mathrm{1613}}^1$

素因数の和:1909

約数の個数: 72

約数和(自身を含む): 171856137600

約数和(自身を除く): 80735128732

約数列:

[1, 2, 4, 19, 38, 76, 79, 97, 158, 194, 316, 388, 1501, 1613, 1843, 3002, 3226, 3686, 6004, 6452, 7372, 7663, 9409, 15326, 18818, 30647, 30652, 37636, 61294, 122588, 127427, 145597, 156461, 178771, 254854, 291194, 312922, 357542, 509708, 582388, 625844, 715084, 743311, 1486622, 2421113, 2972759, 2973244, 4842226, 5945518, 9684452, 11891036, 12360419, 14122909, 15176717, 24720838, 28245818, 30353434, 49441676, 56491636, 60706868, 234847961, 288357623, 469695922, 576715246, 939391844, 1153430492, 1198960643, 2397921286, 4795842572, 22780252217, 45560504434, 91121008868]

約数ペア:

[(1, 91121008868), (2, 45560504434), (4, 22780252217), (19, 4795842572), (38, 2397921286), (76, 1198960643), (79, 1153430492), (97, 939391844), (158, 576715246), (194, 469695922), (316, 288357623), (388, 234847961), (1501, 60706868), (1613, 56491636), (1843, 49441676), (3002, 30353434), (3226, 28245818), (3686, 24720838), (6004, 15176717), (6452, 14122909), (7372, 12360419), (7663, 11891036), (9409, 9684452), (15326, 5945518), (18818, 4842226), (30647, 2973244), (30652, 2972759), (37636, 2421113), (61294, 1486622), (122588, 743311), (127427, 715084), (145597, 625844), (156461, 582388), (178771, 509708), (254854, 357542), (291194, 312922)]