52001620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 127733760

約数和(自身を除く): 75732140

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 43, 44, 46, 55, 86, 92, 110, 115, 172, 215, 220, 230, 239, 253, 430, 460, 473, 478, 506, 860, 946, 956, 989, 1012, 1195, 1265, 1892, 1978, 2365, 2390, 2530, 2629, 3956, 4730, 4780, 4945, 5060, 5258, 5497, 9460, 9890, 10277, 10516, 10879, 10994, 13145, 19780, 20554, 21758, 21988, 26290, 27485, 41108, 43516, 51385, 52580, 54395, 54970, 60467, 102770, 108790, 109940, 113047, 120934, 205540, 217580, 226094, 236371, 241868, 302335, 452188, 472742, 565235, 604670, 945484, 1130470, 1181855, 1209340, 2260940, 2363710, 2600081, 4727420, 5200162, 10400324, 13000405, 26000810, 52001620]

約数ペア:

[(1, 52001620), (2, 26000810), (4, 13000405), (5, 10400324), (10, 5200162), (11, 4727420), (20, 2600081), (22, 2363710), (23, 2260940), (43, 1209340), (44, 1181855), (46, 1130470), (55, 945484), (86, 604670), (92, 565235), (110, 472742), (115, 452188), (172, 302335), (215, 241868), (220, 236371), (230, 226094), (239, 217580), (253, 205540), (430, 120934), (460, 113047), (473, 109940), (478, 108790), (506, 102770), (860, 60467), (946, 54970), (956, 54395), (989, 52580), (1012, 51385), (1195, 43516), (1265, 41108), (1892, 27485), (1978, 26290), (2365, 21988), (2390, 21758), (2530, 20554), (2629, 19780), (3956, 13145), (4730, 10994), (4780, 10879), (4945, 10516), (5060, 10277), (5258, 9890), (5497, 9460)]