82054400

素因数分解:

$2^8\times 5^2\times {\mathrm{12821}}^1$

素因数の和:12847

約数の個数: 54

約数和(自身を含む): 203113302

約数和(自身を除く): 121058902

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 12821, 25642, 51284, 64105, 102568, 128210, 205136, 256420, 320525, 410272, 512840, 641050, 820544, 1025680, 1282100, 1641088, 2051360, 2564200, 3282176, 4102720, 5128400, 8205440, 10256800, 16410880, 20513600, 41027200, 82054400]

約数ペア:

[(1, 82054400), (2, 41027200), (4, 20513600), (5, 16410880), (8, 10256800), (10, 8205440), (16, 5128400), (20, 4102720), (25, 3282176), (32, 2564200), (40, 2051360), (50, 1641088), (64, 1282100), (80, 1025680), (100, 820544), (128, 641050), (160, 512840), (200, 410272), (256, 320525), (320, 256420), (400, 205136), (640, 128210), (800, 102568), (1280, 64105), (1600, 51284), (3200, 25642), (6400, 12821)]