80900370

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{99877}}^1$

素因数の和:99896

約数の個数: 40

約数和(自身を含む): 217534284

約数和(自身を除く): 136633914

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 99877, 199754, 299631, 499385, 599262, 898893, 998770, 1498155, 1797786, 2696679, 2996310, 4494465, 5393358, 8090037, 8988930, 13483395, 16180074, 26966790, 40450185, 80900370]

約数ペア:

[(1, 80900370), (2, 40450185), (3, 26966790), (5, 16180074), (6, 13483395), (9, 8988930), (10, 8090037), (15, 5393358), (18, 4494465), (27, 2996310), (30, 2696679), (45, 1797786), (54, 1498155), (81, 998770), (90, 898893), (135, 599262), (162, 499385), (270, 299631), (405, 199754), (810, 99877)]