156901280

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5081}}^1$

素因数の和:5289

約数の個数: 48

約数和(自身を含む): 372673224

約数和(自身を除く): 215771944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5081, 6176, 7720, 10162, 15440, 20324, 25405, 30880, 40648, 50810, 81296, 101620, 162592, 203240, 406480, 812960, 980633, 1961266, 3922532, 4903165, 7845064, 9806330, 15690128, 19612660, 31380256, 39225320, 78450640, 156901280]

約数ペア:

[(1, 156901280), (2, 78450640), (4, 39225320), (5, 31380256), (8, 19612660), (10, 15690128), (16, 9806330), (20, 7845064), (32, 4903165), (40, 3922532), (80, 1961266), (160, 980633), (193, 812960), (386, 406480), (772, 203240), (965, 162592), (1544, 101620), (1930, 81296), (3088, 50810), (3860, 40648), (5081, 30880), (6176, 25405), (7720, 20324), (10162, 15440)]