400027648

素因数分解:

$2^{12}\times {\mathrm{127}}^1\times {\mathrm{769}}^1$

素因数の和:920

約数の個数: 52

約数和(自身を含む): 807304960

約数和(自身を除く): 407277312

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 769, 1016, 1024, 1538, 2032, 2048, 3076, 4064, 4096, 6152, 8128, 12304, 16256, 24608, 32512, 49216, 65024, 97663, 98432, 130048, 195326, 196864, 260096, 390652, 393728, 520192, 781304, 787456, 1562608, 1574912, 3125216, 3149824, 6250432, 12500864, 25001728, 50003456, 100006912, 200013824, 400027648]

約数ペア:

[(1, 400027648), (2, 200013824), (4, 100006912), (8, 50003456), (16, 25001728), (32, 12500864), (64, 6250432), (127, 3149824), (128, 3125216), (254, 1574912), (256, 1562608), (508, 787456), (512, 781304), (769, 520192), (1016, 393728), (1024, 390652), (1538, 260096), (2032, 196864), (2048, 195326), (3076, 130048), (4064, 98432), (4096, 97663), (6152, 65024), (8128, 49216), (12304, 32512), (16256, 24608)]