80380972

素因数分解:

$2^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{6121}}^1$

素因数の和:6206

約数の個数: 36

約数和(自身を含む): 166102104

約数和(自身を除く): 85721132

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 469, 938, 1876, 3283, 6121, 6566, 12242, 13132, 24484, 42847, 85694, 171388, 299929, 410107, 599858, 820214, 1199716, 1640428, 2870749, 5741498, 11482996, 20095243, 40190486, 80380972]

約数ペア:

[(1, 80380972), (2, 40190486), (4, 20095243), (7, 11482996), (14, 5741498), (28, 2870749), (49, 1640428), (67, 1199716), (98, 820214), (134, 599858), (196, 410107), (268, 299929), (469, 171388), (938, 85694), (1876, 42847), (3283, 24484), (6121, 13132), (6566, 12242)]