83139200

素因数分解:

$2^7\times 5^2\times {\mathrm{25981}}^1$

素因数の和:26005

約数の個数: 48

約数和(自身を含む): 205387710

約数和(自身を除く): 122248510

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 25981, 51962, 103924, 129905, 207848, 259810, 415696, 519620, 649525, 831392, 1039240, 1299050, 1662784, 2078480, 2598100, 3325568, 4156960, 5196200, 8313920, 10392400, 16627840, 20784800, 41569600, 83139200]

約数ペア:

[(1, 83139200), (2, 41569600), (4, 20784800), (5, 16627840), (8, 10392400), (10, 8313920), (16, 5196200), (20, 4156960), (25, 3325568), (32, 2598100), (40, 2078480), (50, 1662784), (64, 1299050), (80, 1039240), (100, 831392), (128, 649525), (160, 519620), (200, 415696), (320, 259810), (400, 207848), (640, 129905), (800, 103924), (1600, 51962), (3200, 25981)]