128163910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{3583}}^1$

素因数の和:3677

約数の個数: 48

約数和(自身を含む): 272111616

約数和(自身を除く): 143947706

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 1022, 2555, 3577, 3583, 5110, 7154, 7166, 17885, 17915, 25081, 35770, 35830, 50162, 125405, 175567, 250810, 261559, 351134, 523118, 877835, 1307795, 1755670, 1830913, 2615590, 3661826, 9154565, 12816391, 18309130, 25632782, 64081955, 128163910]

約数ペア:

[(1, 128163910), (2, 64081955), (5, 25632782), (7, 18309130), (10, 12816391), (14, 9154565), (35, 3661826), (49, 2615590), (70, 1830913), (73, 1755670), (98, 1307795), (146, 877835), (245, 523118), (365, 351134), (490, 261559), (511, 250810), (730, 175567), (1022, 125405), (2555, 50162), (3577, 35830), (3583, 35770), (5110, 25081), (7154, 17915), (7166, 17885)]