131448640

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6131}}^1$

素因数の和:6215

約数の個数: 56

約数和(自身を含む): 317735712

約数和(自身を除く): 186287072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 6131, 10720, 12262, 21440, 24524, 30655, 49048, 61310, 98096, 122620, 196192, 245240, 392384, 410777, 490480, 821554, 980960, 1643108, 1961920, 2053885, 3286216, 4107770, 6572432, 8215540, 13144864, 16431080, 26289728, 32862160, 65724320, 131448640]

約数ペア:

[(1, 131448640), (2, 65724320), (4, 32862160), (5, 26289728), (8, 16431080), (10, 13144864), (16, 8215540), (20, 6572432), (32, 4107770), (40, 3286216), (64, 2053885), (67, 1961920), (80, 1643108), (134, 980960), (160, 821554), (268, 490480), (320, 410777), (335, 392384), (536, 245240), (670, 196192), (1072, 122620), (1340, 98096), (2144, 61310), (2680, 49048), (4288, 30655), (5360, 24524), (6131, 21440), (10720, 12262)]