84571840

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2081}}^1$

素因数の和:2225

約数の個数: 56

約数和(自身を含む): 203069952

約数和(自身を除く): 118498112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2081, 2540, 4064, 4162, 5080, 8128, 8324, 10160, 10405, 16648, 20320, 20810, 33296, 40640, 41620, 66592, 83240, 133184, 166480, 264287, 332960, 528574, 665920, 1057148, 1321435, 2114296, 2642870, 4228592, 5285740, 8457184, 10571480, 16914368, 21142960, 42285920, 84571840]

約数ペア:

[(1, 84571840), (2, 42285920), (4, 21142960), (5, 16914368), (8, 10571480), (10, 8457184), (16, 5285740), (20, 4228592), (32, 2642870), (40, 2114296), (64, 1321435), (80, 1057148), (127, 665920), (160, 528574), (254, 332960), (320, 264287), (508, 166480), (635, 133184), (1016, 83240), (1270, 66592), (2032, 41620), (2081, 40640), (2540, 33296), (4064, 20810), (4162, 20320), (5080, 16648), (8128, 10405), (8324, 10160)]