164912095

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 211875840

約数和(自身を除く): 46963745

約数列:

[1, 5, 31, 43, 109, 155, 215, 227, 545, 1135, 1333, 3379, 4687, 6665, 7037, 9761, 16895, 23435, 24743, 35185, 48805, 123715, 145297, 302591, 726485, 767033, 1063949, 1512955, 3835165, 5319745, 32982419, 164912095]

約数ペア:

[(1, 164912095), (5, 32982419), (31, 5319745), (43, 3835165), (109, 1512955), (155, 1063949), (215, 767033), (227, 726485), (545, 302591), (1135, 145297), (1333, 123715), (3379, 48805), (4687, 35185), (6665, 24743), (7037, 23435), (9761, 16895)]