71314540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8761}}^1$

素因数の和:8818

約数の個数: 48

約数和(自身を含む): 167809824

約数和(自身を除く): 96495284

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, 8761, 17522, 35044, 43805, 87610, 96371, 175220, 192742, 324157, 385484, 481855, 648314, 963710, 1296628, 1620785, 1927420, 3241570, 3565727, 6483140, 7131454, 14262908, 17828635, 35657270, 71314540]

約数ペア:

[(1, 71314540), (2, 35657270), (4, 17828635), (5, 14262908), (10, 7131454), (11, 6483140), (20, 3565727), (22, 3241570), (37, 1927420), (44, 1620785), (55, 1296628), (74, 963710), (110, 648314), (148, 481855), (185, 385484), (220, 324157), (370, 192742), (407, 175220), (740, 96371), (814, 87610), (1628, 43805), (2035, 35044), (4070, 17522), (8140, 8761)]