209544250

素因数分解:

$2^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{8641}}^1$

素因数の和:8755

約数の個数: 32

約数和(自身を含む): 396356688

約数和(自身を除く): 186812438

約数列:

[1, 2, 5, 10, 25, 50, 97, 125, 194, 250, 485, 970, 2425, 4850, 8641, 12125, 17282, 24250, 43205, 86410, 216025, 432050, 838177, 1080125, 1676354, 2160250, 4190885, 8381770, 20954425, 41908850, 104772125, 209544250]

約数ペア:

[(1, 209544250), (2, 104772125), (5, 41908850), (10, 20954425), (25, 8381770), (50, 4190885), (97, 2160250), (125, 1676354), (194, 1080125), (250, 838177), (485, 432050), (970, 216025), (2425, 86410), (4850, 43205), (8641, 24250), (12125, 17282)]