8986781990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{65929}}^1$

素因数の和:66296

約数の個数: 32

約数和(自身を含む): 16604866080

約数和(自身を除く): 7618084090

約数列:

[1, 2, 5, 10, 43, 86, 215, 317, 430, 634, 1585, 3170, 13631, 27262, 65929, 68155, 131858, 136310, 329645, 659290, 2834947, 5669894, 14174735, 20899493, 28349470, 41798986, 104497465, 208994930, 898678199, 1797356398, 4493390995, 8986781990]

約数ペア:

[(1, 8986781990), (2, 4493390995), (5, 1797356398), (10, 898678199), (43, 208994930), (86, 104497465), (215, 41798986), (317, 28349470), (430, 20899493), (634, 14174735), (1585, 5669894), (3170, 2834947), (13631, 659290), (27262, 329645), (65929, 136310), (68155, 131858)]