20606697200

素因数分解:

$2^4\times 5^2\times {\mathrm{1033}}^1\times {\mathrm{49871}}^1$

素因数の和:50922

約数の個数: 60

約数和(自身を含む): 49556509728

約数和(自身を除く): 28949812528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1033, 2066, 4132, 5165, 8264, 10330, 16528, 20660, 25825, 41320, 49871, 51650, 82640, 99742, 103300, 199484, 206600, 249355, 398968, 413200, 498710, 797936, 997420, 1246775, 1994840, 2493550, 3989680, 4987100, 9974200, 19948400, 51516743, 103033486, 206066972, 257583715, 412133944, 515167430, 824267888, 1030334860, 1287918575, 2060669720, 2575837150, 4121339440, 5151674300, 10303348600, 20606697200]

約数ペア:

[(1, 20606697200), (2, 10303348600), (4, 5151674300), (5, 4121339440), (8, 2575837150), (10, 2060669720), (16, 1287918575), (20, 1030334860), (25, 824267888), (40, 515167430), (50, 412133944), (80, 257583715), (100, 206066972), (200, 103033486), (400, 51516743), (1033, 19948400), (2066, 9974200), (4132, 4987100), (5165, 3989680), (8264, 2493550), (10330, 1994840), (16528, 1246775), (20660, 997420), (25825, 797936), (41320, 498710), (49871, 413200), (51650, 398968), (82640, 249355), (99742, 206600), (103300, 199484)]