80771930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{7789}}^1$

素因数の和:7874

約数の個数: 32

約数和(自身を含む): 156485520

約数和(自身を除く): 75713590

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 7789, 10370, 15578, 38945, 77890, 132413, 264826, 475129, 662065, 950258, 1324130, 2375645, 4751290, 8077193, 16154386, 40385965, 80771930]

約数ペア:

[(1, 80771930), (2, 40385965), (5, 16154386), (10, 8077193), (17, 4751290), (34, 2375645), (61, 1324130), (85, 950258), (122, 662065), (170, 475129), (305, 264826), (610, 132413), (1037, 77890), (2074, 38945), (5185, 15578), (7789, 10370)]