80668510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:629

約数の個数: 64

約数和(自身を含む): 166086144

約数和(自身を除く): 85417634

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 310, 370, 403, 481, 541, 806, 962, 1082, 1147, 2015, 2294, 2405, 2705, 4030, 4810, 5410, 5735, 7033, 11470, 14066, 14911, 16771, 20017, 29822, 33542, 35165, 40034, 70330, 74555, 83855, 100085, 149110, 167710, 200170, 218023, 260221, 436046, 520442, 620527, 1090115, 1241054, 1301105, 2180230, 2602210, 3102635, 6205270, 8066851, 16133702, 40334255, 80668510]

約数ペア:

[(1, 80668510), (2, 40334255), (5, 16133702), (10, 8066851), (13, 6205270), (26, 3102635), (31, 2602210), (37, 2180230), (62, 1301105), (65, 1241054), (74, 1090115), (130, 620527), (155, 520442), (185, 436046), (310, 260221), (370, 218023), (403, 200170), (481, 167710), (541, 149110), (806, 100085), (962, 83855), (1082, 74555), (1147, 70330), (2015, 40034), (2294, 35165), (2405, 33542), (2705, 29822), (4030, 20017), (4810, 16771), (5410, 14911), (5735, 14066), (7033, 11470)]