25477328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1949}}^1$

素因数の和:2019

約数の個数: 40

約数和(自身を含む): 53196000

約数和(自身を除く): 27718672

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 1949, 3268, 3898, 6536, 7796, 13072, 15592, 31184, 37031, 74062, 83807, 148124, 167614, 296248, 335228, 592496, 670456, 1340912, 1592333, 3184666, 6369332, 12738664, 25477328]

約数ペア:

[(1, 25477328), (2, 12738664), (4, 6369332), (8, 3184666), (16, 1592333), (19, 1340912), (38, 670456), (43, 592496), (76, 335228), (86, 296248), (152, 167614), (172, 148124), (304, 83807), (344, 74062), (688, 37031), (817, 31184), (1634, 15592), (1949, 13072), (3268, 7796), (3898, 6536)]