686776976864

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{2136989}}^1$

素因数の和:2137104

約数の個数: 72

約数和(自身を含む): 1504090493640

約数和(自身を除く): 817313516776

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 121, 166, 176, 242, 332, 352, 484, 664, 913, 968, 1328, 1826, 1936, 2656, 3652, 3872, 7304, 10043, 14608, 20086, 29216, 40172, 80344, 160688, 321376, 2136989, 4273978, 8547956, 17095912, 23506879, 34191824, 47013758, 68383648, 94027516, 177370087, 188055032, 258575669, 354740174, 376110064, 517151338, 709480348, 752220128, 1034302676, 1418960696, 1951070957, 2068605352, 2837921392, 3902141914, 4137210704, 5675842784, 7804283828, 8274421408, 15608567656, 21461780527, 31217135312, 42923561054, 62434270624, 85847122108, 171694244216, 343388488432, 686776976864]

約数ペア:

[(1, 686776976864), (2, 343388488432), (4, 171694244216), (8, 85847122108), (11, 62434270624), (16, 42923561054), (22, 31217135312), (32, 21461780527), (44, 15608567656), (83, 8274421408), (88, 7804283828), (121, 5675842784), (166, 4137210704), (176, 3902141914), (242, 2837921392), (332, 2068605352), (352, 1951070957), (484, 1418960696), (664, 1034302676), (913, 752220128), (968, 709480348), (1328, 517151338), (1826, 376110064), (1936, 354740174), (2656, 258575669), (3652, 188055032), (3872, 177370087), (7304, 94027516), (10043, 68383648), (14608, 47013758), (20086, 34191824), (29216, 23506879), (40172, 17095912), (80344, 8547956), (160688, 4273978), (321376, 2136989)]