84181280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30949}}^1$

素因数の和:30981

約数の個数: 48

約数和(自身を含む): 210583800

約数和(自身を除く): 126402520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 30949, 61898, 123796, 154745, 247592, 309490, 495184, 526133, 618980, 990368, 1052266, 1237960, 2104532, 2475920, 2630665, 4209064, 4951840, 5261330, 8418128, 10522660, 16836256, 21045320, 42090640, 84181280]

約数ペア:

[(1, 84181280), (2, 42090640), (4, 21045320), (5, 16836256), (8, 10522660), (10, 8418128), (16, 5261330), (17, 4951840), (20, 4209064), (32, 2630665), (34, 2475920), (40, 2104532), (68, 1237960), (80, 1052266), (85, 990368), (136, 618980), (160, 526133), (170, 495184), (272, 309490), (340, 247592), (544, 154745), (680, 123796), (1360, 61898), (2720, 30949)]