80851712

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 168875280

約数和(自身を除く): 88023568

約数列:

[1, 2, 4, 8, 16, 32, 53, 59, 64, 101, 106, 118, 128, 202, 212, 236, 256, 404, 424, 472, 808, 848, 944, 1616, 1696, 1888, 3127, 3232, 3392, 3776, 5353, 5959, 6254, 6464, 6784, 7552, 10706, 11918, 12508, 12928, 13568, 15104, 21412, 23836, 25016, 25856, 42824, 47672, 50032, 85648, 95344, 100064, 171296, 190688, 200128, 315827, 342592, 381376, 400256, 631654, 685184, 762752, 800512, 1263308, 1370368, 1525504, 2526616, 5053232, 10106464, 20212928, 40425856, 80851712]

約数ペア:

[(1, 80851712), (2, 40425856), (4, 20212928), (8, 10106464), (16, 5053232), (32, 2526616), (53, 1525504), (59, 1370368), (64, 1263308), (101, 800512), (106, 762752), (118, 685184), (128, 631654), (202, 400256), (212, 381376), (236, 342592), (256, 315827), (404, 200128), (424, 190688), (472, 171296), (808, 100064), (848, 95344), (944, 85648), (1616, 50032), (1696, 47672), (1888, 42824), (3127, 25856), (3232, 25016), (3392, 23836), (3776, 21412), (5353, 15104), (5959, 13568), (6254, 12928), (6464, 12508), (6784, 11918), (7552, 10706)]