57990244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 112613760

約数和(自身を除く): 54623516

約数列:

[1, 2, 4, 13, 26, 52, 71, 113, 139, 142, 226, 278, 284, 452, 556, 923, 1469, 1807, 1846, 2938, 3614, 3692, 5876, 7228, 8023, 9869, 15707, 16046, 19738, 31414, 32092, 39476, 62828, 104299, 128297, 204191, 208598, 256594, 408382, 417196, 513188, 816764, 1115197, 2230394, 4460788, 14497561, 28995122, 57990244]

約数ペア:

[(1, 57990244), (2, 28995122), (4, 14497561), (13, 4460788), (26, 2230394), (52, 1115197), (71, 816764), (113, 513188), (139, 417196), (142, 408382), (226, 256594), (278, 208598), (284, 204191), (452, 128297), (556, 104299), (923, 62828), (1469, 39476), (1807, 32092), (1846, 31414), (2938, 19738), (3614, 16046), (3692, 15707), (5876, 9869), (7228, 8023)]