158977240

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{3623}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 358123680

約数和(自身を除く): 199146440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 2194, 3623, 4388, 5485, 7246, 8776, 10970, 14492, 18115, 21940, 28984, 36230, 43880, 72460, 144920, 3974431, 7948862, 15897724, 19872155, 31795448, 39744310, 79488620, 158977240]

約数ペア:

[(1, 158977240), (2, 79488620), (4, 39744310), (5, 31795448), (8, 19872155), (10, 15897724), (20, 7948862), (40, 3974431), (1097, 144920), (2194, 72460), (3623, 43880), (4388, 36230), (5485, 28984), (7246, 21940), (8776, 18115), (10970, 14492)]