81499012

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 169337728

約数和(自身を除く): 87838716

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 97, 148, 194, 259, 388, 518, 679, 811, 1036, 1358, 1622, 2716, 3244, 3589, 5677, 7178, 11354, 14356, 22708, 25123, 30007, 50246, 60014, 78667, 100492, 120028, 157334, 210049, 314668, 420098, 550669, 840196, 1101338, 2202676, 2910679, 5821358, 11642716, 20374753, 40749506, 81499012]

約数ペア:

[(1, 81499012), (2, 40749506), (4, 20374753), (7, 11642716), (14, 5821358), (28, 2910679), (37, 2202676), (74, 1101338), (97, 840196), (148, 550669), (194, 420098), (259, 314668), (388, 210049), (518, 157334), (679, 120028), (811, 100492), (1036, 78667), (1358, 60014), (1622, 50246), (2716, 30007), (3244, 25123), (3589, 22708), (5677, 14356), (7178, 11354)]