56554750180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{137999}}^1$

素因数の和:138700

約数の個数: 48

約数和(自身を含む): 122782464000

約数和(自身を除く): 66227713820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 661, 1322, 2644, 3305, 6610, 13220, 20491, 40982, 81964, 102455, 137999, 204910, 275998, 409820, 551996, 689995, 1379990, 2759980, 4277969, 8555938, 17111876, 21389845, 42779690, 85559380, 91217339, 182434678, 364869356, 456086695, 912173390, 1824346780, 2827737509, 5655475018, 11310950036, 14138687545, 28277375090, 56554750180]

約数ペア:

[(1, 56554750180), (2, 28277375090), (4, 14138687545), (5, 11310950036), (10, 5655475018), (20, 2827737509), (31, 1824346780), (62, 912173390), (124, 456086695), (155, 364869356), (310, 182434678), (620, 91217339), (661, 85559380), (1322, 42779690), (2644, 21389845), (3305, 17111876), (6610, 8555938), (13220, 4277969), (20491, 2759980), (40982, 1379990), (81964, 689995), (102455, 551996), (137999, 409820), (204910, 275998)]