655332808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 1401321600

約数和(自身を除く): 745988792

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 79, 83, 104, 124, 158, 166, 248, 316, 332, 403, 632, 664, 806, 961, 1027, 1079, 1612, 1922, 2054, 2158, 2449, 2573, 3224, 3844, 4108, 4316, 4898, 5146, 6557, 7688, 8216, 8632, 9796, 10292, 12493, 13114, 19592, 20584, 24986, 26228, 31837, 33449, 49972, 52456, 63674, 66898, 75919, 79763, 85241, 99944, 127348, 133796, 151838, 159526, 170482, 203267, 254696, 267592, 303676, 319052, 340964, 406534, 607352, 638104, 681928, 813068, 986947, 1036919, 1626136, 1973894, 2073838, 2642471, 3947788, 4147676, 5284942, 6301277, 7895576, 8295352, 10569884, 12602554, 21139768, 25205108, 50410216, 81916601, 163833202, 327666404, 655332808]

約数ペア:

[(1, 655332808), (2, 327666404), (4, 163833202), (8, 81916601), (13, 50410216), (26, 25205108), (31, 21139768), (52, 12602554), (62, 10569884), (79, 8295352), (83, 7895576), (104, 6301277), (124, 5284942), (158, 4147676), (166, 3947788), (248, 2642471), (316, 2073838), (332, 1973894), (403, 1626136), (632, 1036919), (664, 986947), (806, 813068), (961, 681928), (1027, 638104), (1079, 607352), (1612, 406534), (1922, 340964), (2054, 319052), (2158, 303676), (2449, 267592), (2573, 254696), (3224, 203267), (3844, 170482), (4108, 159526), (4316, 151838), (4898, 133796), (5146, 127348), (6557, 99944), (7688, 85241), (8216, 79763), (8632, 75919), (9796, 66898), (10292, 63674), (12493, 52456), (13114, 49972), (19592, 33449), (20584, 31837), (24986, 26228)]