78901456

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16063}}^1$

素因数の和:16378

約数の個数: 20

約数和(自身を含む): 153379072

約数和(自身を除く): 74477616

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16063, 32126, 64252, 128504, 257008, 4931341, 9862682, 19725364, 39450728, 78901456]

約数ペア:

[(1, 78901456), (2, 39450728), (4, 19725364), (8, 9862682), (16, 4931341), (307, 257008), (614, 128504), (1228, 64252), (2456, 32126), (4912, 16063)]