140935000

素因数分解:

$2^3\times 5^4\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 335705040

約数和(自身を除く): 194770040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 200, 250, 284, 355, 397, 500, 568, 625, 710, 794, 1000, 1250, 1420, 1588, 1775, 1985, 2500, 2840, 3176, 3550, 3970, 5000, 7100, 7940, 8875, 9925, 14200, 15880, 17750, 19850, 28187, 35500, 39700, 44375, 49625, 56374, 71000, 79400, 88750, 99250, 112748, 140935, 177500, 198500, 225496, 248125, 281870, 355000, 397000, 496250, 563740, 704675, 992500, 1127480, 1409350, 1985000, 2818700, 3523375, 5637400, 7046750, 14093500, 17616875, 28187000, 35233750, 70467500, 140935000]

約数ペア:

[(1, 140935000), (2, 70467500), (4, 35233750), (5, 28187000), (8, 17616875), (10, 14093500), (20, 7046750), (25, 5637400), (40, 3523375), (50, 2818700), (71, 1985000), (100, 1409350), (125, 1127480), (142, 992500), (200, 704675), (250, 563740), (284, 496250), (355, 397000), (397, 355000), (500, 281870), (568, 248125), (625, 225496), (710, 198500), (794, 177500), (1000, 140935), (1250, 112748), (1420, 99250), (1588, 88750), (1775, 79400), (1985, 71000), (2500, 56374), (2840, 49625), (3176, 44375), (3550, 39700), (3970, 35500), (5000, 28187), (7100, 19850), (7940, 17750), (8875, 15880), (9925, 14200)]