81304832

素因数分解:

$2^8\times 7^1\times {\mathrm{59}}^1\times {\mathrm{769}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 188865600

約数和(自身を除く): 107560768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 59, 64, 112, 118, 128, 224, 236, 256, 413, 448, 472, 769, 826, 896, 944, 1538, 1652, 1792, 1888, 3076, 3304, 3776, 5383, 6152, 6608, 7552, 10766, 12304, 13216, 15104, 21532, 24608, 26432, 43064, 45371, 49216, 52864, 86128, 90742, 98432, 105728, 172256, 181484, 196864, 317597, 344512, 362968, 635194, 689024, 725936, 1270388, 1378048, 1451872, 2540776, 2903744, 5081552, 5807488, 10163104, 11614976, 20326208, 40652416, 81304832]

約数ペア:

[(1, 81304832), (2, 40652416), (4, 20326208), (7, 11614976), (8, 10163104), (14, 5807488), (16, 5081552), (28, 2903744), (32, 2540776), (56, 1451872), (59, 1378048), (64, 1270388), (112, 725936), (118, 689024), (128, 635194), (224, 362968), (236, 344512), (256, 317597), (413, 196864), (448, 181484), (472, 172256), (769, 105728), (826, 98432), (896, 90742), (944, 86128), (1538, 52864), (1652, 49216), (1792, 45371), (1888, 43064), (3076, 26432), (3304, 24608), (3776, 21532), (5383, 15104), (6152, 13216), (6608, 12304), (7552, 10766)]