49960840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 118863360

約数和(自身を除く): 68902520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 937, 1240, 1333, 1720, 1874, 2666, 3748, 4685, 5332, 6665, 7496, 9370, 10664, 13330, 18740, 26660, 29047, 37480, 40291, 53320, 58094, 80582, 116188, 145235, 161164, 201455, 232376, 290470, 322328, 402910, 580940, 805820, 1161880, 1249021, 1611640, 2498042, 4996084, 6245105, 9992168, 12490210, 24980420, 49960840]

約数ペア:

[(1, 49960840), (2, 24980420), (4, 12490210), (5, 9992168), (8, 6245105), (10, 4996084), (20, 2498042), (31, 1611640), (40, 1249021), (43, 1161880), (62, 805820), (86, 580940), (124, 402910), (155, 322328), (172, 290470), (215, 232376), (248, 201455), (310, 161164), (344, 145235), (430, 116188), (620, 80582), (860, 58094), (937, 53320), (1240, 40291), (1333, 37480), (1720, 29047), (1874, 26660), (2666, 18740), (3748, 13330), (4685, 10664), (5332, 9370), (6665, 7496)]