70213900

素因数分解:

$2^2\times 5^2\times {\mathrm{702139}}^1$

素因数の和:702153

約数の個数: 18

約数和(自身を含む): 152364380

約数和(自身を除く): 82150480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 702139, 1404278, 2808556, 3510695, 7021390, 14042780, 17553475, 35106950, 70213900]

約数ペア:

[(1, 70213900), (2, 35106950), (4, 17553475), (5, 14042780), (10, 7021390), (20, 3510695), (25, 2808556), (50, 1404278), (100, 702139)]