81690448

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3593}}^1$

素因数の和:3644

約数の個数: 60

約数和(自身を含む): 190517940

約数和(自身を除く): 108827492

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 392, 406, 464, 784, 812, 1421, 1624, 2842, 3248, 3593, 5684, 7186, 11368, 14372, 22736, 25151, 28744, 50302, 57488, 100604, 104197, 176057, 201208, 208394, 352114, 402416, 416788, 704228, 729379, 833576, 1408456, 1458758, 1667152, 2816912, 2917516, 5105653, 5835032, 10211306, 11670064, 20422612, 40845224, 81690448]

約数ペア:

[(1, 81690448), (2, 40845224), (4, 20422612), (7, 11670064), (8, 10211306), (14, 5835032), (16, 5105653), (28, 2917516), (29, 2816912), (49, 1667152), (56, 1458758), (58, 1408456), (98, 833576), (112, 729379), (116, 704228), (196, 416788), (203, 402416), (232, 352114), (392, 208394), (406, 201208), (464, 176057), (784, 104197), (812, 100604), (1421, 57488), (1624, 50302), (2842, 28744), (3248, 25151), (3593, 22736), (5684, 14372), (7186, 11368)]