140900350

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{31663}}^1$

素因数の和:31764

約数の個数: 24

約数和(自身を含む): 265027680

約数和(自身を除く): 124127330

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 31663, 63326, 158315, 316630, 791575, 1583150, 2818007, 5636014, 14090035, 28180070, 70450175, 140900350]

約数ペア:

[(1, 140900350), (2, 70450175), (5, 28180070), (10, 14090035), (25, 5636014), (50, 2818007), (89, 1583150), (178, 791575), (445, 316630), (890, 158315), (2225, 63326), (4450, 31663)]