28038400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:376

約数の個数: 108

約数和(自身を含む): 74959612

約数和(自身を除く): 46921212

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 337, 400, 416, 520, 640, 650, 674, 800, 832, 1040, 1280, 1300, 1348, 1600, 1664, 1685, 2080, 2600, 2696, 3200, 3328, 3370, 4160, 4381, 5200, 5392, 6400, 6740, 8320, 8425, 8762, 10400, 10784, 13480, 16640, 16850, 17524, 20800, 21568, 21905, 26960, 33700, 35048, 41600, 43136, 43810, 53920, 67400, 70096, 83200, 86272, 87620, 107840, 109525, 134800, 140192, 175240, 215680, 219050, 269600, 280384, 350480, 431360, 438100, 539200, 560768, 700960, 876200, 1078400, 1121536, 1401920, 1752400, 2156800, 2803840, 3504800, 5607680, 7009600, 14019200, 28038400]

約数ペア:

[(1, 28038400), (2, 14019200), (4, 7009600), (5, 5607680), (8, 3504800), (10, 2803840), (13, 2156800), (16, 1752400), (20, 1401920), (25, 1121536), (26, 1078400), (32, 876200), (40, 700960), (50, 560768), (52, 539200), (64, 438100), (65, 431360), (80, 350480), (100, 280384), (104, 269600), (128, 219050), (130, 215680), (160, 175240), (200, 140192), (208, 134800), (256, 109525), (260, 107840), (320, 87620), (325, 86272), (337, 83200), (400, 70096), (416, 67400), (520, 53920), (640, 43810), (650, 43136), (674, 41600), (800, 35048), (832, 33700), (1040, 26960), (1280, 21905), (1300, 21568), (1348, 20800), (1600, 17524), (1664, 16850), (1685, 16640), (2080, 13480), (2600, 10784), (2696, 10400), (3200, 8762), (3328, 8425), (3370, 8320), (4160, 6740), (4381, 6400), (5200, 5392)]