80682940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8387}}^1$

素因数の和:8446

約数の個数: 48

約数和(自身を含む): 187421472

約数和(自身を除く): 106738532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 8387, 9620, 16774, 33548, 41935, 83870, 109031, 167740, 218062, 310319, 436124, 545155, 620638, 1090310, 1241276, 1551595, 2180620, 3103190, 4034147, 6206380, 8068294, 16136588, 20170735, 40341470, 80682940]

約数ペア:

[(1, 80682940), (2, 40341470), (4, 20170735), (5, 16136588), (10, 8068294), (13, 6206380), (20, 4034147), (26, 3103190), (37, 2180620), (52, 1551595), (65, 1241276), (74, 1090310), (130, 620638), (148, 545155), (185, 436124), (260, 310319), (370, 218062), (481, 167740), (740, 109031), (962, 83870), (1924, 41935), (2405, 33548), (4810, 16774), (8387, 9620)]