72721390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{148411}}^1$

素因数の和:148432

約数の個数: 24

約数和(自身を含む): 152270712

約数和(自身を除く): 79549322

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 148411, 296822, 742055, 1038877, 1484110, 2077754, 5194385, 7272139, 10388770, 14544278, 36360695, 72721390]

約数ペア:

[(1, 72721390), (2, 36360695), (5, 14544278), (7, 10388770), (10, 7272139), (14, 5194385), (35, 2077754), (49, 1484110), (70, 1038877), (98, 742055), (245, 296822), (490, 148411)]