127801840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1850

約数の個数: 80

約数和(自身を含む): 317479680

約数和(自身を除く): 189677840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1160, 1240, 1777, 1798, 2320, 2480, 3554, 3596, 4495, 7108, 7192, 8885, 8990, 14216, 14384, 17770, 17980, 28432, 35540, 35960, 51533, 55087, 71080, 71920, 103066, 110174, 142160, 206132, 220348, 257665, 275435, 412264, 440696, 515330, 550870, 824528, 881392, 1030660, 1101740, 1597523, 2061320, 2203480, 3195046, 4122640, 4406960, 6390092, 7987615, 12780184, 15975230, 25560368, 31950460, 63900920, 127801840]

約数ペア:

[(1, 127801840), (2, 63900920), (4, 31950460), (5, 25560368), (8, 15975230), (10, 12780184), (16, 7987615), (20, 6390092), (29, 4406960), (31, 4122640), (40, 3195046), (58, 2203480), (62, 2061320), (80, 1597523), (116, 1101740), (124, 1030660), (145, 881392), (155, 824528), (232, 550870), (248, 515330), (290, 440696), (310, 412264), (464, 275435), (496, 257665), (580, 220348), (620, 206132), (899, 142160), (1160, 110174), (1240, 103066), (1777, 71920), (1798, 71080), (2320, 55087), (2480, 51533), (3554, 35960), (3596, 35540), (4495, 28432), (7108, 17980), (7192, 17770), (8885, 14384), (8990, 14216)]