201245960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{135977}}^1$

素因数の和:136025

約数の個数: 32

約数和(自身を含む): 465044760

約数和(自身を除く): 263798800

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 135977, 271954, 543908, 679885, 1087816, 1359770, 2719540, 5031149, 5439080, 10062298, 20124596, 25155745, 40249192, 50311490, 100622980, 201245960]

約数ペア:

[(1, 201245960), (2, 100622980), (4, 50311490), (5, 40249192), (8, 25155745), (10, 20124596), (20, 10062298), (37, 5439080), (40, 5031149), (74, 2719540), (148, 1359770), (185, 1087816), (296, 679885), (370, 543908), (740, 271954), (1480, 135977)]