78898816

素因数分解:

$2^7\times {\mathrm{167}}^1\times {\mathrm{3691}}^1$

素因数の和:3872

約数の個数: 32

約数和(自身を含む): 158165280

約数和(自身を除く): 79266464

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 334, 668, 1336, 2672, 3691, 5344, 7382, 10688, 14764, 21376, 29528, 59056, 118112, 236224, 472448, 616397, 1232794, 2465588, 4931176, 9862352, 19724704, 39449408, 78898816]

約数ペア:

[(1, 78898816), (2, 39449408), (4, 19724704), (8, 9862352), (16, 4931176), (32, 2465588), (64, 1232794), (128, 616397), (167, 472448), (334, 236224), (668, 118112), (1336, 59056), (2672, 29528), (3691, 21376), (5344, 14764), (7382, 10688)]