80106080

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2797}}^1$

素因数の和:2991

約数の個数: 48

約数和(自身を含む): 190375920

約数和(自身を除く): 110269840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2797, 2864, 3580, 5594, 5728, 7160, 11188, 13985, 14320, 22376, 27970, 28640, 44752, 55940, 89504, 111880, 223760, 447520, 500663, 1001326, 2002652, 2503315, 4005304, 5006630, 8010608, 10013260, 16021216, 20026520, 40053040, 80106080]

約数ペア:

[(1, 80106080), (2, 40053040), (4, 20026520), (5, 16021216), (8, 10013260), (10, 8010608), (16, 5006630), (20, 4005304), (32, 2503315), (40, 2002652), (80, 1001326), (160, 500663), (179, 447520), (358, 223760), (716, 111880), (895, 89504), (1432, 55940), (1790, 44752), (2797, 28640), (2864, 27970), (3580, 22376), (5594, 14320), (5728, 13985), (7160, 11188)]