51778540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6361}}^1$

素因数の和:6418

約数の個数: 48

約数和(自身を含む): 121845024

約数和(自身を除く): 70066484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 6361, 8140, 12722, 25444, 31805, 63610, 69971, 127220, 139942, 235357, 279884, 349855, 470714, 699710, 941428, 1176785, 1399420, 2353570, 2588927, 4707140, 5177854, 10355708, 12944635, 25889270, 51778540]

約数ペア:

[(1, 51778540), (2, 25889270), (4, 12944635), (5, 10355708), (10, 5177854), (11, 4707140), (20, 2588927), (22, 2353570), (37, 1399420), (44, 1176785), (55, 941428), (74, 699710), (110, 470714), (148, 349855), (185, 279884), (220, 235357), (370, 139942), (407, 127220), (740, 69971), (814, 63610), (1628, 31805), (2035, 25444), (4070, 12722), (6361, 8140)]