78931456

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{4973}}^1$

素因数の和:5022

約数の個数: 40

約数和(自身を含む): 162828864

約数和(自身を除く): 83897408

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 4973, 7936, 9946, 15872, 19892, 39784, 79568, 154163, 159136, 308326, 318272, 616652, 636544, 1233304, 1273088, 2466608, 2546176, 4933216, 9866432, 19732864, 39465728, 78931456]

約数ペア:

[(1, 78931456), (2, 39465728), (4, 19732864), (8, 9866432), (16, 4933216), (31, 2546176), (32, 2466608), (62, 1273088), (64, 1233304), (124, 636544), (128, 616652), (248, 318272), (256, 308326), (496, 159136), (512, 154163), (992, 79568), (1984, 39784), (3968, 19892), (4973, 15872), (7936, 9946)]