140497000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{20071}}^1$

素因数の和:20099

約数の個数: 64

約数和(自身を含む): 375747840

約数和(自身を除く): 235250840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 700, 875, 1000, 1400, 1750, 3500, 7000, 20071, 40142, 80284, 100355, 140497, 160568, 200710, 280994, 401420, 501775, 561988, 702485, 802840, 1003550, 1123976, 1404970, 2007100, 2508875, 2809940, 3512425, 4014200, 5017750, 5619880, 7024850, 10035500, 14049700, 17562125, 20071000, 28099400, 35124250, 70248500, 140497000]

約数ペア:

[(1, 140497000), (2, 70248500), (4, 35124250), (5, 28099400), (7, 20071000), (8, 17562125), (10, 14049700), (14, 10035500), (20, 7024850), (25, 5619880), (28, 5017750), (35, 4014200), (40, 3512425), (50, 2809940), (56, 2508875), (70, 2007100), (100, 1404970), (125, 1123976), (140, 1003550), (175, 802840), (200, 702485), (250, 561988), (280, 501775), (350, 401420), (500, 280994), (700, 200710), (875, 160568), (1000, 140497), (1400, 100355), (1750, 80284), (3500, 40142), (7000, 20071)]