7281688336

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1103}}^1\times {\mathrm{1867}}^1$

素因数の和:3008

約数の個数: 80

約数和(自身を含む): 16110468864

約数和(自身を除く): 8828780528

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1103, 1768, 1867, 2206, 3536, 3734, 4412, 7468, 8824, 14339, 14936, 17648, 18751, 24271, 28678, 29872, 31739, 37502, 48542, 57356, 63478, 75004, 97084, 114712, 126956, 150008, 194168, 229424, 243763, 253912, 300016, 388336, 412607, 487526, 507824, 825214, 975052, 1650428, 1950104, 2059301, 3300856, 3900208, 4118602, 6601712, 8237204, 16474408, 26770913, 32948816, 35008117, 53541826, 70016234, 107083652, 140032468, 214167304, 280064936, 428334608, 455105521, 560129872, 910211042, 1820422084, 3640844168, 7281688336]

約数ペア:

[(1, 7281688336), (2, 3640844168), (4, 1820422084), (8, 910211042), (13, 560129872), (16, 455105521), (17, 428334608), (26, 280064936), (34, 214167304), (52, 140032468), (68, 107083652), (104, 70016234), (136, 53541826), (208, 35008117), (221, 32948816), (272, 26770913), (442, 16474408), (884, 8237204), (1103, 6601712), (1768, 4118602), (1867, 3900208), (2206, 3300856), (3536, 2059301), (3734, 1950104), (4412, 1650428), (7468, 975052), (8824, 825214), (14339, 507824), (14936, 487526), (17648, 412607), (18751, 388336), (24271, 300016), (28678, 253912), (29872, 243763), (31739, 229424), (37502, 194168), (48542, 150008), (57356, 126956), (63478, 114712), (75004, 97084)]