668635280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5087}}^1$

素因数の和:5184

約数の個数: 80

約数和(自身を含む): 1635323904

約数和(自身を除く): 966688624

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, 5087, 6572, 8215, 10174, 13144, 16430, 20348, 25435, 26288, 32860, 40696, 50870, 65720, 81392, 101740, 131440, 157697, 203480, 269611, 315394, 406960, 539222, 630788, 788485, 1078444, 1261576, 1348055, 1576970, 2156888, 2523152, 2696110, 3153940, 4313776, 5392220, 6307880, 8357941, 10784440, 12615760, 16715882, 21568880, 33431764, 41789705, 66863528, 83579410, 133727056, 167158820, 334317640, 668635280]

約数ペア:

[(1, 668635280), (2, 334317640), (4, 167158820), (5, 133727056), (8, 83579410), (10, 66863528), (16, 41789705), (20, 33431764), (31, 21568880), (40, 16715882), (53, 12615760), (62, 10784440), (80, 8357941), (106, 6307880), (124, 5392220), (155, 4313776), (212, 3153940), (248, 2696110), (265, 2523152), (310, 2156888), (424, 1576970), (496, 1348055), (530, 1261576), (620, 1078444), (848, 788485), (1060, 630788), (1240, 539222), (1643, 406960), (2120, 315394), (2480, 269611), (3286, 203480), (4240, 157697), (5087, 131440), (6572, 101740), (8215, 81392), (10174, 65720), (13144, 50870), (16430, 40696), (20348, 32860), (25435, 26288)]