85869880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{179}}^2$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 197192520

約数和(自身を除く): 111322640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 179, 268, 335, 358, 536, 670, 716, 895, 1340, 1432, 1790, 2680, 3580, 7160, 11993, 23986, 32041, 47972, 59965, 64082, 95944, 119930, 128164, 160205, 239860, 256328, 320410, 479720, 640820, 1281640, 2146747, 4293494, 8586988, 10733735, 17173976, 21467470, 42934940, 85869880]

約数ペア:

[(1, 85869880), (2, 42934940), (4, 21467470), (5, 17173976), (8, 10733735), (10, 8586988), (20, 4293494), (40, 2146747), (67, 1281640), (134, 640820), (179, 479720), (268, 320410), (335, 256328), (358, 239860), (536, 160205), (670, 128164), (716, 119930), (895, 95944), (1340, 64082), (1432, 59965), (1790, 47972), (2680, 32041), (3580, 23986), (7160, 11993)]