2008016312

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:580

約数の個数: 64

約数和(自身を含む): 3898752000

約数和(自身を除く): 1890735688

約数列:

[1, 2, 4, 8, 79, 103, 109, 158, 206, 218, 283, 316, 412, 436, 566, 632, 824, 872, 1132, 2264, 8137, 8611, 11227, 16274, 17222, 22357, 22454, 29149, 30847, 32548, 34444, 44714, 44908, 58298, 61694, 65096, 68888, 89428, 89816, 116596, 123388, 178856, 233192, 246776, 886933, 1773866, 2302771, 2436913, 3177241, 3547732, 4605542, 4873826, 6354482, 7095464, 9211084, 9747652, 12708964, 18422168, 19495304, 25417928, 251002039, 502004078, 1004008156, 2008016312]

約数ペア:

[(1, 2008016312), (2, 1004008156), (4, 502004078), (8, 251002039), (79, 25417928), (103, 19495304), (109, 18422168), (158, 12708964), (206, 9747652), (218, 9211084), (283, 7095464), (316, 6354482), (412, 4873826), (436, 4605542), (566, 3547732), (632, 3177241), (824, 2436913), (872, 2302771), (1132, 1773866), (2264, 886933), (8137, 246776), (8611, 233192), (11227, 178856), (16274, 123388), (17222, 116596), (22357, 89816), (22454, 89428), (29149, 68888), (30847, 65096), (32548, 61694), (34444, 58298), (44714, 44908)]