80075840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19249}}^1$

素因数の和:19279

約数の個数: 56

約数和(自身を含む): 205359000

約数和(自身を除く): 125283160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 19249, 38498, 76996, 96245, 153992, 192490, 250237, 307984, 384980, 500474, 615968, 769960, 1000948, 1231936, 1251185, 1539920, 2001896, 2502370, 3079840, 4003792, 5004740, 6159680, 8007584, 10009480, 16015168, 20018960, 40037920, 80075840]

約数ペア:

[(1, 80075840), (2, 40037920), (4, 20018960), (5, 16015168), (8, 10009480), (10, 8007584), (13, 6159680), (16, 5004740), (20, 4003792), (26, 3079840), (32, 2502370), (40, 2001896), (52, 1539920), (64, 1251185), (65, 1231936), (80, 1000948), (104, 769960), (130, 615968), (160, 500474), (208, 384980), (260, 307984), (320, 250237), (416, 192490), (520, 153992), (832, 96245), (1040, 76996), (2080, 38498), (4160, 19249)]