81136384

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2383}}^1$

素因数の和:2425

約数の個数: 72

約数和(自身を含む): 194915840

約数和(自身を除く): 113779456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 608, 896, 1064, 1216, 1792, 2128, 2383, 2432, 4256, 4766, 4864, 8512, 9532, 16681, 17024, 19064, 33362, 34048, 38128, 45277, 66724, 76256, 90554, 133448, 152512, 181108, 266896, 305024, 316939, 362216, 533792, 610048, 633878, 724432, 1067584, 1267756, 1448864, 2135168, 2535512, 2897728, 4270336, 5071024, 5795456, 10142048, 11590912, 20284096, 40568192, 81136384]

約数ペア:

[(1, 81136384), (2, 40568192), (4, 20284096), (7, 11590912), (8, 10142048), (14, 5795456), (16, 5071024), (19, 4270336), (28, 2897728), (32, 2535512), (38, 2135168), (56, 1448864), (64, 1267756), (76, 1067584), (112, 724432), (128, 633878), (133, 610048), (152, 533792), (224, 362216), (256, 316939), (266, 305024), (304, 266896), (448, 181108), (532, 152512), (608, 133448), (896, 90554), (1064, 76256), (1216, 66724), (1792, 45277), (2128, 38128), (2383, 34048), (2432, 33362), (4256, 19064), (4766, 17024), (4864, 16681), (8512, 9532)]