64165245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1877}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 107091072

約数和(自身を除く): 42925827

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 265, 645, 795, 1877, 2279, 5631, 6837, 9385, 11395, 28155, 34185, 80711, 99481, 242133, 298443, 403555, 497405, 1210665, 1492215, 4277683, 12833049, 21388415, 64165245]

約数ペア:

[(1, 64165245), (3, 21388415), (5, 12833049), (15, 4277683), (43, 1492215), (53, 1210665), (129, 497405), (159, 403555), (215, 298443), (265, 242133), (645, 99481), (795, 80711), (1877, 34185), (2279, 28155), (5631, 11395), (6837, 9385)]