81774556

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 79102244

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 167, 323, 334, 379, 646, 668, 758, 1292, 1516, 2839, 3173, 5678, 6346, 6443, 7201, 11356, 12692, 12886, 14402, 25772, 28804, 53941, 63293, 107882, 122417, 126586, 215764, 244834, 253172, 489668, 1075981, 1202567, 2151962, 2405134, 4303924, 4810268, 20443639, 40887278, 81774556]

約数ペア:

[(1, 81774556), (2, 40887278), (4, 20443639), (17, 4810268), (19, 4303924), (34, 2405134), (38, 2151962), (68, 1202567), (76, 1075981), (167, 489668), (323, 253172), (334, 244834), (379, 215764), (646, 126586), (668, 122417), (758, 107882), (1292, 63293), (1516, 53941), (2839, 28804), (3173, 25772), (5678, 14402), (6346, 12886), (6443, 12692), (7201, 11356)]