80064010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19867}}^1$

素因数の和:19918

約数の個数: 32

約数和(自身を含む): 160215552

約数和(自身を除く): 80151542

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 19867, 39734, 99335, 198670, 258271, 516542, 615877, 1231754, 1291355, 2582710, 3079385, 6158770, 8006401, 16012802, 40032005, 80064010]

約数ペア:

[(1, 80064010), (2, 40032005), (5, 16012802), (10, 8006401), (13, 6158770), (26, 3079385), (31, 2582710), (62, 1291355), (65, 1231754), (130, 615877), (155, 516542), (310, 258271), (403, 198670), (806, 99335), (2015, 39734), (4030, 19867)]