67680145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 96671232

約数和(自身を除く): 28991087

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 2663, 5083, 13315, 25415, 34619, 45271, 61249, 173095, 226355, 306245, 588523, 796237, 1041233, 2942615, 3981185, 5206165, 13536029, 67680145]

約数ペア:

[(1, 67680145), (5, 13536029), (13, 5206165), (17, 3981185), (23, 2942615), (65, 1041233), (85, 796237), (115, 588523), (221, 306245), (299, 226355), (391, 173095), (1105, 61249), (1495, 45271), (1955, 34619), (2663, 25415), (5083, 13315)]