1668893680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{12697}}^1$

素因数の和:12794

約数の個数: 80

約数和(自身を含む): 4081238784

約数和(自身を除く): 2412345104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1643, 2120, 2480, 3286, 4240, 6572, 8215, 12697, 13144, 16430, 25394, 26288, 32860, 50788, 63485, 65720, 101576, 126970, 131440, 203152, 253940, 393607, 507880, 672941, 787214, 1015760, 1345882, 1574428, 1968035, 2691764, 3148856, 3364705, 3936070, 5383528, 6297712, 6729410, 7872140, 10767056, 13458820, 15744280, 20861171, 26917640, 31488560, 41722342, 53835280, 83444684, 104305855, 166889368, 208611710, 333778736, 417223420, 834446840, 1668893680]

約数ペア:

[(1, 1668893680), (2, 834446840), (4, 417223420), (5, 333778736), (8, 208611710), (10, 166889368), (16, 104305855), (20, 83444684), (31, 53835280), (40, 41722342), (53, 31488560), (62, 26917640), (80, 20861171), (106, 15744280), (124, 13458820), (155, 10767056), (212, 7872140), (248, 6729410), (265, 6297712), (310, 5383528), (424, 3936070), (496, 3364705), (530, 3148856), (620, 2691764), (848, 1968035), (1060, 1574428), (1240, 1345882), (1643, 1015760), (2120, 787214), (2480, 672941), (3286, 507880), (4240, 393607), (6572, 253940), (8215, 203152), (12697, 131440), (13144, 126970), (16430, 101576), (25394, 65720), (26288, 63485), (32860, 50788)]