321005167990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1\times {\mathrm{42967}}^1$

素因数の和:43657

約数の個数: 64

約数和(自身を含む): 629536199040

約数和(自身を除く): 308531031050

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 202, 505, 569, 1010, 1138, 1313, 2626, 2845, 5690, 6565, 7397, 13130, 14794, 36985, 42967, 57469, 73970, 85934, 114938, 214835, 287345, 429670, 558571, 574690, 747097, 1117142, 1494194, 2792855, 3735485, 4339667, 5585710, 7470970, 8679334, 21698335, 24448223, 43396670, 48896446, 56415671, 112831342, 122241115, 244482230, 282078355, 317826899, 564156710, 635653798, 1589134495, 2469270523, 3178268990, 4938541046, 12346352615, 24692705230, 32100516799, 64201033598, 160502583995, 321005167990]

約数ペア:

[(1, 321005167990), (2, 160502583995), (5, 64201033598), (10, 32100516799), (13, 24692705230), (26, 12346352615), (65, 4938541046), (101, 3178268990), (130, 2469270523), (202, 1589134495), (505, 635653798), (569, 564156710), (1010, 317826899), (1138, 282078355), (1313, 244482230), (2626, 122241115), (2845, 112831342), (5690, 56415671), (6565, 48896446), (7397, 43396670), (13130, 24448223), (14794, 21698335), (36985, 8679334), (42967, 7470970), (57469, 5585710), (73970, 4339667), (85934, 3735485), (114938, 2792855), (214835, 1494194), (287345, 1117142), (429670, 747097), (558571, 574690)]