80491995

素因数分解:

$3^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1423}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 143539200

約数和(自身を除く): 63047205

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 419, 1257, 1423, 2095, 3771, 4269, 6285, 7115, 11313, 12807, 18855, 21345, 38421, 56565, 64035, 192105, 596237, 1788711, 2981185, 5366133, 8943555, 16098399, 26830665, 80491995]

約数ペア:

[(1, 80491995), (3, 26830665), (5, 16098399), (9, 8943555), (15, 5366133), (27, 2981185), (45, 1788711), (135, 596237), (419, 192105), (1257, 64035), (1423, 56565), (2095, 38421), (3771, 21345), (4269, 18855), (6285, 12807), (7115, 11313)]