229486790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 449907696

約数和(自身を除く): 220420906

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 251, 338, 502, 541, 845, 1082, 1255, 1690, 2510, 2705, 3263, 5410, 6526, 7033, 14066, 16315, 32630, 35165, 42419, 70330, 84838, 91429, 135791, 182858, 212095, 271582, 424190, 457145, 678955, 914290, 1357910, 1765283, 3530566, 8826415, 17652830, 22948679, 45897358, 114743395, 229486790]

約数ペア:

[(1, 229486790), (2, 114743395), (5, 45897358), (10, 22948679), (13, 17652830), (26, 8826415), (65, 3530566), (130, 1765283), (169, 1357910), (251, 914290), (338, 678955), (502, 457145), (541, 424190), (845, 271582), (1082, 212095), (1255, 182858), (1690, 135791), (2510, 91429), (2705, 84838), (3263, 70330), (5410, 42419), (6526, 35165), (7033, 32630), (14066, 16315)]