66142880

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4093}}^1$

素因数の和:4209

約数の個数: 48

約数和(自身を含む): 157848264

約数和(自身を除く): 91705384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 4093, 8080, 8186, 16160, 16372, 20465, 32744, 40930, 65488, 81860, 130976, 163720, 327440, 413393, 654880, 826786, 1653572, 2066965, 3307144, 4133930, 6614288, 8267860, 13228576, 16535720, 33071440, 66142880]

約数ペア:

[(1, 66142880), (2, 33071440), (4, 16535720), (5, 13228576), (8, 8267860), (10, 6614288), (16, 4133930), (20, 3307144), (32, 2066965), (40, 1653572), (80, 826786), (101, 654880), (160, 413393), (202, 327440), (404, 163720), (505, 130976), (808, 81860), (1010, 65488), (1616, 40930), (2020, 32744), (3232, 20465), (4040, 16372), (4093, 16160), (8080, 8186)]