72563128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43399}}^1$

素因数の和:43435

約数の個数: 32

約数和(自身を含む): 156240000

約数和(自身を除く): 83676872

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 43399, 86798, 173596, 347192, 477389, 824581, 954778, 1649162, 1909556, 3298324, 3819112, 6596648, 9070391, 18140782, 36281564, 72563128]

約数ペア:

[(1, 72563128), (2, 36281564), (4, 18140782), (8, 9070391), (11, 6596648), (19, 3819112), (22, 3298324), (38, 1909556), (44, 1649162), (76, 954778), (88, 824581), (152, 477389), (209, 347192), (418, 173596), (836, 86798), (1672, 43399)]