156912680

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{2711}}^1$

素因数の和:4169

約数の個数: 32

約数和(自身を含む): 353427840

約数和(自身を除く): 196515160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2711, 2894, 5422, 5788, 7235, 10844, 11576, 13555, 14470, 21688, 27110, 28940, 54220, 57880, 108440, 3922817, 7845634, 15691268, 19614085, 31382536, 39228170, 78456340, 156912680]

約数ペア:

[(1, 156912680), (2, 78456340), (4, 39228170), (5, 31382536), (8, 19614085), (10, 15691268), (20, 7845634), (40, 3922817), (1447, 108440), (2711, 57880), (2894, 54220), (5422, 28940), (5788, 27110), (7235, 21688), (10844, 14470), (11576, 13555)]