71249420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8753}}^1$

素因数の和:8810

約数の個数: 48

約数和(自身を含む): 167656608

約数和(自身を除く): 96407188

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, 8140, 8753, 17506, 35012, 43765, 87530, 96283, 175060, 192566, 323861, 385132, 481415, 647722, 962830, 1295444, 1619305, 1925660, 3238610, 3562471, 6477220, 7124942, 14249884, 17812355, 35624710, 71249420]

約数ペア:

[(1, 71249420), (2, 35624710), (4, 17812355), (5, 14249884), (10, 7124942), (11, 6477220), (20, 3562471), (22, 3238610), (37, 1925660), (44, 1619305), (55, 1295444), (74, 962830), (110, 647722), (148, 481415), (185, 385132), (220, 323861), (370, 192566), (407, 175060), (740, 96283), (814, 87530), (1628, 43765), (2035, 35012), (4070, 17506), (8140, 8753)]