129286660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 280949760

約数和(自身を除く): 151663100

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 940, 1580, 1741, 3482, 3713, 6964, 7426, 8705, 14852, 17410, 18565, 34820, 37130, 74260, 81827, 137539, 163654, 275078, 327308, 409135, 550156, 687695, 818270, 1375390, 1636540, 2750780, 6464333, 12928666, 25857332, 32321665, 64643330, 129286660]

約数ペア:

[(1, 129286660), (2, 64643330), (4, 32321665), (5, 25857332), (10, 12928666), (20, 6464333), (47, 2750780), (79, 1636540), (94, 1375390), (158, 818270), (188, 687695), (235, 550156), (316, 409135), (395, 327308), (470, 275078), (790, 163654), (940, 137539), (1580, 81827), (1741, 74260), (3482, 37130), (3713, 34820), (6964, 18565), (7426, 17410), (8705, 14852)]