81757912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17351}}^1$

素因数の和:17407

約数の個数: 32

約数和(自身を含む): 166579200

約数和(自身を除く): 84821288

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4712, 17351, 34702, 69404, 138808, 329669, 537881, 659338, 1075762, 1318676, 2151524, 2637352, 4303048, 10219739, 20439478, 40878956, 81757912]

約数ペア:

[(1, 81757912), (2, 40878956), (4, 20439478), (8, 10219739), (19, 4303048), (31, 2637352), (38, 2151524), (62, 1318676), (76, 1075762), (124, 659338), (152, 537881), (248, 329669), (589, 138808), (1178, 69404), (2356, 34702), (4712, 17351)]