202118500

素因数分解:

$2^2\times 5^3\times {\mathrm{149}}^1\times {\mathrm{2713}}^1$

素因数の和:2881

約数の個数: 48

約数和(自身を含む): 444553200

約数和(自身を除く): 242434700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 149, 250, 298, 500, 596, 745, 1490, 2713, 2980, 3725, 5426, 7450, 10852, 13565, 14900, 18625, 27130, 37250, 54260, 67825, 74500, 135650, 271300, 339125, 404237, 678250, 808474, 1356500, 1616948, 2021185, 4042370, 8084740, 10105925, 20211850, 40423700, 50529625, 101059250, 202118500]

約数ペア:

[(1, 202118500), (2, 101059250), (4, 50529625), (5, 40423700), (10, 20211850), (20, 10105925), (25, 8084740), (50, 4042370), (100, 2021185), (125, 1616948), (149, 1356500), (250, 808474), (298, 678250), (500, 404237), (596, 339125), (745, 271300), (1490, 135650), (2713, 74500), (2980, 67825), (3725, 54260), (5426, 37250), (7450, 27130), (10852, 18625), (13565, 14900)]