12866709530

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{1447}}^1$

素因数の和:1743

約数の個数: 64

約数和(自身を含む): 23907985920

約数和(自身を除く): 11041276390

約数列:

[1, 2, 5, 10, 89, 97, 103, 178, 194, 206, 445, 485, 515, 890, 970, 1030, 1447, 2894, 7235, 8633, 9167, 9991, 14470, 17266, 18334, 19982, 43165, 45835, 49955, 86330, 91670, 99910, 128783, 140359, 149041, 257566, 280718, 298082, 643915, 701795, 745205, 889199, 1287830, 1403590, 1490410, 1778398, 4445995, 8891990, 12491951, 13264649, 14456977, 24983902, 26529298, 28913954, 62459755, 66323245, 72284885, 124919510, 132646490, 144569770, 1286670953, 2573341906, 6433354765, 12866709530]

約数ペア:

[(1, 12866709530), (2, 6433354765), (5, 2573341906), (10, 1286670953), (89, 144569770), (97, 132646490), (103, 124919510), (178, 72284885), (194, 66323245), (206, 62459755), (445, 28913954), (485, 26529298), (515, 24983902), (890, 14456977), (970, 13264649), (1030, 12491951), (1447, 8891990), (2894, 4445995), (7235, 1778398), (8633, 1490410), (9167, 1403590), (9991, 1287830), (14470, 889199), (17266, 745205), (18334, 701795), (19982, 643915), (43165, 298082), (45835, 280718), (49955, 257566), (86330, 149041), (91670, 140359), (99910, 128783)]