157499540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16649}}^1$

素因数の和:16712

約数の個数: 48

約数和(自身を含む): 369230400

約数和(自身を除く): 211730860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 16649, 33298, 66596, 83245, 166490, 183139, 332980, 366278, 715907, 732556, 915695, 1431814, 1831390, 2863628, 3579535, 3662780, 7159070, 7874977, 14318140, 15749954, 31499908, 39374885, 78749770, 157499540]

約数ペア:

[(1, 157499540), (2, 78749770), (4, 39374885), (5, 31499908), (10, 15749954), (11, 14318140), (20, 7874977), (22, 7159070), (43, 3662780), (44, 3579535), (55, 2863628), (86, 1831390), (110, 1431814), (172, 915695), (215, 732556), (220, 715907), (430, 366278), (473, 332980), (860, 183139), (946, 166490), (1892, 83245), (2365, 66596), (4730, 33298), (9460, 16649)]