80966060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1069}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 194859840

約数和(自身を除く): 113893780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 541, 1069, 1082, 2138, 2164, 2705, 3787, 4276, 5345, 5410, 7483, 7574, 10690, 10820, 14966, 15148, 18935, 21380, 29932, 37415, 37870, 74830, 75740, 149660, 578329, 1156658, 2313316, 2891645, 4048303, 5783290, 8096606, 11566580, 16193212, 20241515, 40483030, 80966060]

約数ペア:

[(1, 80966060), (2, 40483030), (4, 20241515), (5, 16193212), (7, 11566580), (10, 8096606), (14, 5783290), (20, 4048303), (28, 2891645), (35, 2313316), (70, 1156658), (140, 578329), (541, 149660), (1069, 75740), (1082, 74830), (2138, 37870), (2164, 37415), (2705, 29932), (3787, 21380), (4276, 18935), (5345, 15148), (5410, 14966), (7483, 10820), (7574, 10690)]