66129400

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4657}}^1$

素因数の和:4744

約数の個数: 48

約数和(自身を含む): 155949840

約数和(自身を除く): 89820440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1420, 1775, 2840, 3550, 4657, 7100, 9314, 14200, 18628, 23285, 37256, 46570, 93140, 116425, 186280, 232850, 330647, 465700, 661294, 931400, 1322588, 1653235, 2645176, 3306470, 6612940, 8266175, 13225880, 16532350, 33064700, 66129400]

約数ペア:

[(1, 66129400), (2, 33064700), (4, 16532350), (5, 13225880), (8, 8266175), (10, 6612940), (20, 3306470), (25, 2645176), (40, 1653235), (50, 1322588), (71, 931400), (100, 661294), (142, 465700), (200, 330647), (284, 232850), (355, 186280), (568, 116425), (710, 93140), (1420, 46570), (1775, 37256), (2840, 23285), (3550, 18628), (4657, 14200), (7100, 9314)]