20123300065

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{1861}}^1$

素因数の和:2242

約数の個数: 48

約数和(自身を含む): 27084547728

約数和(自身を除く): 6961247663

約数列:

[1, 5, 11, 55, 61, 121, 293, 305, 605, 671, 1465, 1861, 3223, 3355, 7381, 9305, 16115, 17873, 20471, 35453, 36905, 89365, 102355, 113521, 177265, 196603, 225181, 545273, 567605, 983015, 1125905, 1248731, 2162633, 2726365, 5998003, 6243655, 10813165, 13736041, 29990015, 33261653, 65978033, 68680205, 166308265, 329890165, 365878183, 1829390915, 4024660013, 20123300065]

約数ペア:

[(1, 20123300065), (5, 4024660013), (11, 1829390915), (55, 365878183), (61, 329890165), (121, 166308265), (293, 68680205), (305, 65978033), (605, 33261653), (671, 29990015), (1465, 13736041), (1861, 10813165), (3223, 6243655), (3355, 5998003), (7381, 2726365), (9305, 2162633), (16115, 1248731), (17873, 1125905), (20471, 983015), (35453, 567605), (36905, 545273), (89365, 225181), (102355, 196603), (113521, 177265)]