81652340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1433}}^1$

素因数の和:1497

約数の個数: 96

約数和(自身を含む): 219711744

約数和(自身を除く): 138059404

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 140, 148, 154, 185, 220, 259, 308, 370, 385, 407, 518, 740, 770, 814, 1036, 1295, 1433, 1540, 1628, 2035, 2590, 2849, 2866, 4070, 5180, 5698, 5732, 7165, 8140, 10031, 11396, 14245, 14330, 15763, 20062, 28490, 28660, 31526, 40124, 50155, 53021, 56980, 63052, 78815, 100310, 106042, 110341, 157630, 200620, 212084, 220682, 265105, 315260, 371147, 441364, 530210, 551705, 583231, 742294, 1060420, 1103410, 1166462, 1484588, 1855735, 2206820, 2332924, 2916155, 3711470, 4082617, 5832310, 7422940, 8165234, 11664620, 16330468, 20413085, 40826170, 81652340]

約数ペア:

[(1, 81652340), (2, 40826170), (4, 20413085), (5, 16330468), (7, 11664620), (10, 8165234), (11, 7422940), (14, 5832310), (20, 4082617), (22, 3711470), (28, 2916155), (35, 2332924), (37, 2206820), (44, 1855735), (55, 1484588), (70, 1166462), (74, 1103410), (77, 1060420), (110, 742294), (140, 583231), (148, 551705), (154, 530210), (185, 441364), (220, 371147), (259, 315260), (308, 265105), (370, 220682), (385, 212084), (407, 200620), (518, 157630), (740, 110341), (770, 106042), (814, 100310), (1036, 78815), (1295, 63052), (1433, 56980), (1540, 53021), (1628, 50155), (2035, 40124), (2590, 31526), (2849, 28660), (2866, 28490), (4070, 20062), (5180, 15763), (5698, 14330), (5732, 14245), (7165, 11396), (8140, 10031)]